{"items":[{"id":"NVI-00004246","kind":"vulnerability","title":"Cross-Site Scripting through Fluid view helper arguments","revision":3,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected.","NVD lastModified does not establish freshness of every associated CPE record."],"lifecycle":"active","identifiers":["GHSA-hpjm-3ww5-6cpf","CVE-2020-26216"],"plain_summary":"OSV carries this publisher advisory for typo3fluid/fluid, typo3fluid/fluid, typo3fluid/fluid, typo3fluid/fluid, typo3fluid/fluid. This is an aggregated source copy; consult the original publisher and compare update dates.","review_status":"source_listed","control_topics":[],"public_actions":[{"summary":"The original advisory lists fixed boundaries 2.0.8 for typo3fluid/fluid. Confirm the publisher’s latest guidance.","source_ids":["sr-5ea86a4a5724bfcbe7d64ecec068cd0e"],"action_type":"vendor_patch","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null},{"summary":"The original advisory lists fixed boundaries 2.1.7 for typo3fluid/fluid. Confirm the publisher’s latest guidance.","source_ids":["sr-5ea86a4a5724bfcbe7d64ecec068cd0e"],"action_type":"vendor_patch","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null},{"summary":"The original advisory lists fixed boundaries 2.2.4 for typo3fluid/fluid. Confirm the publisher’s latest guidance.","source_ids":["sr-5ea86a4a5724bfcbe7d64ecec068cd0e"],"action_type":"vendor_patch","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null},{"summary":"The original advisory lists fixed boundaries 2.3.7 for typo3fluid/fluid. Confirm the publisher’s latest guidance.","source_ids":["sr-5ea86a4a5724bfcbe7d64ecec068cd0e"],"action_type":"vendor_patch","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null},{"summary":"The original advisory lists fixed boundaries 2.4.4 for typo3fluid/fluid. Confirm the publisher’s latest guidance.","source_ids":["sr-5ea86a4a5724bfcbe7d64ecec068cd0e"],"action_type":"vendor_patch","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null},{"summary":"The original advisory lists fixed boundaries 2.5.11 for typo3fluid/fluid. Confirm the publisher’s latest guidance.","source_ids":["sr-5ea86a4a5724bfcbe7d64ecec068cd0e"],"action_type":"vendor_patch","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null},{"summary":"The original advisory lists fixed boundaries 2.6.10 for typo3fluid/fluid. Confirm the publisher’s latest guidance.","source_ids":["sr-5ea86a4a5724bfcbe7d64ecec068cd0e"],"action_type":"vendor_patch","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null},{"summary":"Identify the exact component and deployed version, examine the linked publisher’s conditions, and retain evidence of any mitigation.","source_ids":["sr-9079c67cff483b99f5ccbb580f0a1dd2"],"action_type":"investigate","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null}],"schema_version":"1.1.0","source_metrics":[{"kind":"CVSS","as_of":"2026-06-17T03:07:50.497Z","value":"4.3 MEDIUM (2.0)","meaning":"nvd@nist.gov severity; no combined Null risk score.","source_id":"sr-116afff7e03a395dd06d02744c90a895"},{"kind":"CVSS","as_of":"2026-06-17T03:07:50.497Z","value":"8 HIGH (3.1)","meaning":"security-advisories@github.com severity; no combined Null risk score.","source_id":"sr-116afff7e03a395dd06d02744c90a895"},{"kind":"CVSS","as_of":"2026-06-17T03:07:50.497Z","value":"6.1 MEDIUM (3.1)","meaning":"nvd@nist.gov severity; no combined Null risk score.","source_id":"sr-116afff7e03a395dd06d02744c90a895"},{"kind":"EPSS","as_of":"2026-10-31T12:00:27.000Z","value":"1.039%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.6398. Missing scores are unknown.","source_id":"sr-9079c67cff483b99f5ccbb580f0a1dd2"}],"why_it_matters":"Published affected context helps an owner decide what evidence to gather. This report has not examined your application.","related_sources":[{"id":"sr-5ea86a4a5724bfcbe7d64ecec068cd0e","url":"https://github.com/advisories/GHSA-hpjm-3ww5-6cpf","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-hpjm-3ww5-6cpf","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:42:20.431Z"},{"id":"sr-116afff7e03a395dd06d02744c90a895","url":"https://nvd.nist.gov/vuln/detail/CVE-2020-26216","basis":"official_catalog","notes":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","title":"CVE-2020-26216","publisher":"NIST National Vulnerability Database","observed_at":"2026-10-31T22:07:13.751Z"},{"id":"sr-9079c67cff483b99f5ccbb580f0a1dd2","url":"https://www.first.org/epss/data.html","basis":"official_catalog","notes":"FIRST EPSS; probability of exploitation in the next 30 days, not local compromise. Dataset date/model retained; FIRST services terms apply.","title":"CVE-2020-26216","publisher":"FIRST EPSS","observed_at":"2026-10-31T22:06:03.704Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-5ea86a4a5724bfcbe7d64ecec068cd0e"],"technology":"typo3fluid/fluid","known_exclusions":[],"conditions_summary":"> ### Meta\n> * CVSS: `CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N/E:F/RL:O/RC:C` (5.7)\n> * CWE-79\n\n### Problem\n\nThree XSS vulnerabilities have been detected in Fluid:\n\n1. TagBasedViewHelper allowed XSS throug maliciously crafted `additionalAttributes` arrays by creating keys with attribute-closing quotes followed by HTML. When rendering such attributes, TagBuilder would not escape the keys.\n2. ViewHelpers which used the `CompileWithContentArgumentAndRenderStatic` trait, and which declared `escapeOutput = false`, would receive the content argument in unescaped format.\n3. Subclasses of AbstractConditionViewHelper would receive the `then` and `else` arguments in unescaped format.\n\n### Solution\nUpdate to versions 2.0.8, 2.1.7, 2.2.4, 2.3.7, 2.4.4, 2.5.11 or 2.6.10 of this `typo3fluid/fluid` package that fix the problem described.\n\nUpdated versions of this package are bundled in following TYPO3 (`typo3/cms-core`) releases:\n\n* TYPO3 v9.5.23 (using typo3fluid/fluid v2.6.10)\n* TYPO3 v10.4.10 (using typo3fluid/fluid v2.6.10)\n\nThe specific vulnerabilities are prevented by:\n\n1. Explicitly escaping keys found in the `additionalAttributes` array passed to a TagBasedViewHelper before using them","public_affected_ranges":["ECOSYSTEM: introduced 2.0.0; fixed 2.0.8"]},{"certainty":"source_listed","source_ids":["sr-5ea86a4a5724bfcbe7d64ecec068cd0e"],"technology":"typo3fluid/fluid","known_exclusions":[],"conditions_summary":"> ### Meta\n> * CVSS: `CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N/E:F/RL:O/RC:C` (5.7)\n> * CWE-79\n\n### Problem\n\nThree XSS vulnerabilities have been detected in Fluid:\n\n1. TagBasedViewHelper allowed XSS throug maliciously crafted `additionalAttributes` arrays by creating keys with attribute-closing quotes followed by HTML. When rendering such attributes, TagBuilder would not escape the keys.\n2. ViewHelpers which used the `CompileWithContentArgumentAndRenderStatic` trait, and which declared `escapeOutput = false`, would receive the content argument in unescaped format.\n3. Subclasses of AbstractConditionViewHelper would receive the `then` and `else` arguments in unescaped format.\n\n### Solution\nUpdate to versions 2.0.8, 2.1.7, 2.2.4, 2.3.7, 2.4.4, 2.5.11 or 2.6.10 of this `typo3fluid/fluid` package that fix the problem described.\n\nUpdated versions of this package are bundled in following TYPO3 (`typo3/cms-core`) releases:\n\n* TYPO3 v9.5.23 (using typo3fluid/fluid v2.6.10)\n* TYPO3 v10.4.10 (using typo3fluid/fluid v2.6.10)\n\nThe specific vulnerabilities are prevented by:\n\n1. Explicitly escaping keys found in the `additionalAttributes` array passed to a TagBasedViewHelper before using them","public_affected_ranges":["ECOSYSTEM: introduced 2.1.0; fixed 2.1.7"]},{"certainty":"source_listed","source_ids":["sr-5ea86a4a5724bfcbe7d64ecec068cd0e"],"technology":"typo3fluid/fluid","known_exclusions":[],"conditions_summary":"> ### Meta\n> * CVSS: `CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N/E:F/RL:O/RC:C` (5.7)\n> * CWE-79\n\n### Problem\n\nThree XSS vulnerabilities have been detected in Fluid:\n\n1. TagBasedViewHelper allowed XSS throug maliciously crafted `additionalAttributes` arrays by creating keys with attribute-closing quotes followed by HTML. When rendering such attributes, TagBuilder would not escape the keys.\n2. ViewHelpers which used the `CompileWithContentArgumentAndRenderStatic` trait, and which declared `escapeOutput = false`, would receive the content argument in unescaped format.\n3. Subclasses of AbstractConditionViewHelper would receive the `then` and `else` arguments in unescaped format.\n\n### Solution\nUpdate to versions 2.0.8, 2.1.7, 2.2.4, 2.3.7, 2.4.4, 2.5.11 or 2.6.10 of this `typo3fluid/fluid` package that fix the problem described.\n\nUpdated versions of this package are bundled in following TYPO3 (`typo3/cms-core`) releases:\n\n* TYPO3 v9.5.23 (using typo3fluid/fluid v2.6.10)\n* TYPO3 v10.4.10 (using typo3fluid/fluid v2.6.10)\n\nThe specific vulnerabilities are prevented by:\n\n1. Explicitly escaping keys found in the `additionalAttributes` array passed to a TagBasedViewHelper before using them","public_affected_ranges":["ECOSYSTEM: introduced 2.2.0; fixed 2.2.4"]},{"certainty":"source_listed","source_ids":["sr-5ea86a4a5724bfcbe7d64ecec068cd0e"],"technology":"typo3fluid/fluid","known_exclusions":[],"conditions_summary":"> ### Meta\n> * CVSS: `CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N/E:F/RL:O/RC:C` (5.7)\n> * CWE-79\n\n### Problem\n\nThree XSS vulnerabilities have been detected in Fluid:\n\n1. TagBasedViewHelper allowed XSS throug maliciously crafted `additionalAttributes` arrays by creating keys with attribute-closing quotes followed by HTML. When rendering such attributes, TagBuilder would not escape the keys.\n2. ViewHelpers which used the `CompileWithContentArgumentAndRenderStatic` trait, and which declared `escapeOutput = false`, would receive the content argument in unescaped format.\n3. Subclasses of AbstractConditionViewHelper would receive the `then` and `else` arguments in unescaped format.\n\n### Solution\nUpdate to versions 2.0.8, 2.1.7, 2.2.4, 2.3.7, 2.4.4, 2.5.11 or 2.6.10 of this `typo3fluid/fluid` package that fix the problem described.\n\nUpdated versions of this package are bundled in following TYPO3 (`typo3/cms-core`) releases:\n\n* TYPO3 v9.5.23 (using typo3fluid/fluid v2.6.10)\n* TYPO3 v10.4.10 (using typo3fluid/fluid v2.6.10)\n\nThe specific vulnerabilities are prevented by:\n\n1. Explicitly escaping keys found in the `additionalAttributes` array passed to a TagBasedViewHelper before using them","public_affected_ranges":["ECOSYSTEM: introduced 2.3.0; fixed 2.3.7"]},{"certainty":"source_listed","source_ids":["sr-5ea86a4a5724bfcbe7d64ecec068cd0e"],"technology":"typo3fluid/fluid","known_exclusions":[],"conditions_summary":"> ### Meta\n> * CVSS: `CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N/E:F/RL:O/RC:C` (5.7)\n> * CWE-79\n\n### Problem\n\nThree XSS vulnerabilities have been detected in Fluid:\n\n1. TagBasedViewHelper allowed XSS throug maliciously crafted `additionalAttributes` arrays by creating keys with attribute-closing quotes followed by HTML. When rendering such attributes, TagBuilder would not escape the keys.\n2. ViewHelpers which used the `CompileWithContentArgumentAndRenderStatic` trait, and which declared `escapeOutput = false`, would receive the content argument in unescaped format.\n3. Subclasses of AbstractConditionViewHelper would receive the `then` and `else` arguments in unescaped format.\n\n### Solution\nUpdate to versions 2.0.8, 2.1.7, 2.2.4, 2.3.7, 2.4.4, 2.5.11 or 2.6.10 of this `typo3fluid/fluid` package that fix the problem described.\n\nUpdated versions of this package are bundled in following TYPO3 (`typo3/cms-core`) releases:\n\n* TYPO3 v9.5.23 (using typo3fluid/fluid v2.6.10)\n* TYPO3 v10.4.10 (using typo3fluid/fluid v2.6.10)\n\nThe specific vulnerabilities are prevented by:\n\n1. Explicitly escaping keys found in the `additionalAttributes` array passed to a TagBasedViewHelper before using them","public_affected_ranges":["ECOSYSTEM: introduced 2.4.0; fixed 2.4.4"]},{"certainty":"source_listed","source_ids":["sr-5ea86a4a5724bfcbe7d64ecec068cd0e"],"technology":"typo3fluid/fluid","known_exclusions":[],"conditions_summary":"> ### Meta\n> * CVSS: `CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N/E:F/RL:O/RC:C` (5.7)\n> * CWE-79\n\n### Problem\n\nThree XSS vulnerabilities have been detected in Fluid:\n\n1. TagBasedViewHelper allowed XSS throug maliciously crafted `additionalAttributes` arrays by creating keys with attribute-closing quotes followed by HTML. When rendering such attributes, TagBuilder would not escape the keys.\n2. ViewHelpers which used the `CompileWithContentArgumentAndRenderStatic` trait, and which declared `escapeOutput = false`, would receive the content argument in unescaped format.\n3. Subclasses of AbstractConditionViewHelper would receive the `then` and `else` arguments in unescaped format.\n\n### Solution\nUpdate to versions 2.0.8, 2.1.7, 2.2.4, 2.3.7, 2.4.4, 2.5.11 or 2.6.10 of this `typo3fluid/fluid` package that fix the problem described.\n\nUpdated versions of this package are bundled in following TYPO3 (`typo3/cms-core`) releases:\n\n* TYPO3 v9.5.23 (using typo3fluid/fluid v2.6.10)\n* TYPO3 v10.4.10 (using typo3fluid/fluid v2.6.10)\n\nThe specific vulnerabilities are prevented by:\n\n1. Explicitly escaping keys found in the `additionalAttributes` array passed to a TagBasedViewHelper before using them","public_affected_ranges":["ECOSYSTEM: introduced 2.5.0; fixed 2.5.11"]},{"certainty":"source_listed","source_ids":["sr-5ea86a4a5724bfcbe7d64ecec068cd0e"],"technology":"typo3fluid/fluid","known_exclusions":[],"conditions_summary":"> ### Meta\n> * CVSS: `CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N/E:F/RL:O/RC:C` (5.7)\n> * CWE-79\n\n### Problem\n\nThree XSS vulnerabilities have been detected in Fluid:\n\n1. TagBasedViewHelper allowed XSS throug maliciously crafted `additionalAttributes` arrays by creating keys with attribute-closing quotes followed by HTML. When rendering such attributes, TagBuilder would not escape the keys.\n2. ViewHelpers which used the `CompileWithContentArgumentAndRenderStatic` trait, and which declared `escapeOutput = false`, would receive the content argument in unescaped format.\n3. Subclasses of AbstractConditionViewHelper would receive the `then` and `else` arguments in unescaped format.\n\n### Solution\nUpdate to versions 2.0.8, 2.1.7, 2.2.4, 2.3.7, 2.4.4, 2.5.11 or 2.6.10 of this `typo3fluid/fluid` package that fix the problem described.\n\nUpdated versions of this package are bundled in following TYPO3 (`typo3/cms-core`) releases:\n\n* TYPO3 v9.5.23 (using typo3fluid/fluid v2.6.10)\n* TYPO3 v10.4.10 (using typo3fluid/fluid v2.6.10)\n\nThe specific vulnerabilities are prevented by:\n\n1. Explicitly escaping keys found in the `additionalAttributes` array passed to a TagBasedViewHelper before using them","public_affected_ranges":["ECOSYSTEM: introduced 2.6.0; fixed 2.6.10"]}],"null_published_at":"2026-11-03T02:33:09.148Z","source_updated_at":"2026-07-08T06:00:40.407Z","source_disclosed_at":"2020-11-18T21:06:07.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"Dated EPSS estimate updated; this is not a new disclosure or proof of exploitation.","null_first_observed_at":"2026-10-31T21:42:20.431Z"},{"id":"NVI-00004246","kind":"vulnerability","title":"Cross-Site Scripting through Fluid view helper arguments","revision":2,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected.","NVD lastModified does not establish freshness of every associated CPE record."],"lifecycle":"active","identifiers":["GHSA-hpjm-3ww5-6cpf","CVE-2020-26216"],"plain_summary":"OSV carries this publisher advisory for typo3fluid/fluid, typo3fluid/fluid, typo3fluid/fluid, typo3fluid/fluid, typo3fluid/fluid. This is an aggregated source copy; consult the original publisher and compare update dates.","review_status":"source_listed","control_topics":[],"public_actions":[{"summary":"The original advisory lists fixed boundaries 2.0.8 for typo3fluid/fluid. Confirm the publisher’s latest guidance.","source_ids":["sr-5ea86a4a5724bfcbe7d64ecec068cd0e"],"action_type":"vendor_patch","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null},{"summary":"The original advisory lists fixed boundaries 2.1.7 for typo3fluid/fluid. Confirm the publisher’s latest guidance.","source_ids":["sr-5ea86a4a5724bfcbe7d64ecec068cd0e"],"action_type":"vendor_patch","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null},{"summary":"The original advisory lists fixed boundaries 2.2.4 for typo3fluid/fluid. Confirm the publisher’s latest guidance.","source_ids":["sr-5ea86a4a5724bfcbe7d64ecec068cd0e"],"action_type":"vendor_patch","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null},{"summary":"The original advisory lists fixed boundaries 2.3.7 for typo3fluid/fluid. Confirm the publisher’s latest guidance.","source_ids":["sr-5ea86a4a5724bfcbe7d64ecec068cd0e"],"action_type":"vendor_patch","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null},{"summary":"The original advisory lists fixed boundaries 2.4.4 for typo3fluid/fluid. Confirm the publisher’s latest guidance.","source_ids":["sr-5ea86a4a5724bfcbe7d64ecec068cd0e"],"action_type":"vendor_patch","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null},{"summary":"The original advisory lists fixed boundaries 2.5.11 for typo3fluid/fluid. Confirm the publisher’s latest guidance.","source_ids":["sr-5ea86a4a5724bfcbe7d64ecec068cd0e"],"action_type":"vendor_patch","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null},{"summary":"The original advisory lists fixed boundaries 2.6.10 for typo3fluid/fluid. Confirm the publisher’s latest guidance.","source_ids":["sr-5ea86a4a5724bfcbe7d64ecec068cd0e"],"action_type":"vendor_patch","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null},{"summary":"Identify the exact component and deployed version, examine the linked publisher’s conditions, and retain evidence of any mitigation.","source_ids":["sr-116afff7e03a395dd06d02744c90a895"],"action_type":"investigate","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null}],"schema_version":"1.1.0","source_metrics":[{"kind":"CVSS","as_of":"2026-06-17T03:07:50.497Z","value":"4.3 MEDIUM (2.0)","meaning":"nvd@nist.gov severity; no combined Null risk score.","source_id":"sr-116afff7e03a395dd06d02744c90a895"},{"kind":"CVSS","as_of":"2026-06-17T03:07:50.497Z","value":"8 HIGH (3.1)","meaning":"security-advisories@github.com severity; no combined Null risk score.","source_id":"sr-116afff7e03a395dd06d02744c90a895"},{"kind":"CVSS","as_of":"2026-06-17T03:07:50.497Z","value":"6.1 MEDIUM (3.1)","meaning":"nvd@nist.gov severity; no combined Null risk score.","source_id":"sr-116afff7e03a395dd06d02744c90a895"}],"why_it_matters":"Published affected context helps an owner decide what evidence to gather. This report has not examined your application.","related_sources":[{"id":"sr-5ea86a4a5724bfcbe7d64ecec068cd0e","url":"https://github.com/advisories/GHSA-hpjm-3ww5-6cpf","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-hpjm-3ww5-6cpf","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:42:20.431Z"},{"id":"sr-116afff7e03a395dd06d02744c90a895","url":"https://nvd.nist.gov/vuln/detail/CVE-2020-26216","basis":"official_catalog","notes":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","title":"CVE-2020-26216","publisher":"NIST National Vulnerability Database","observed_at":"2026-10-31T22:07:13.751Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-5ea86a4a5724bfcbe7d64ecec068cd0e"],"technology":"typo3fluid/fluid","known_exclusions":[],"conditions_summary":"> ### Meta\n> * CVSS: `CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N/E:F/RL:O/RC:C` (5.7)\n> * CWE-79\n\n### Problem\n\nThree XSS vulnerabilities have been detected in Fluid:\n\n1. TagBasedViewHelper allowed XSS throug maliciously crafted `additionalAttributes` arrays by creating keys with attribute-closing quotes followed by HTML. When rendering such attributes, TagBuilder would not escape the keys.\n2. ViewHelpers which used the `CompileWithContentArgumentAndRenderStatic` trait, and which declared `escapeOutput = false`, would receive the content argument in unescaped format.\n3. Subclasses of AbstractConditionViewHelper would receive the `then` and `else` arguments in unescaped format.\n\n### Solution\nUpdate to versions 2.0.8, 2.1.7, 2.2.4, 2.3.7, 2.4.4, 2.5.11 or 2.6.10 of this `typo3fluid/fluid` package that fix the problem described.\n\nUpdated versions of this package are bundled in following TYPO3 (`typo3/cms-core`) releases:\n\n* TYPO3 v9.5.23 (using typo3fluid/fluid v2.6.10)\n* TYPO3 v10.4.10 (using typo3fluid/fluid v2.6.10)\n\nThe specific vulnerabilities are prevented by:\n\n1. Explicitly escaping keys found in the `additionalAttributes` array passed to a TagBasedViewHelper before using them","public_affected_ranges":["ECOSYSTEM: introduced 2.0.0; fixed 2.0.8"]},{"certainty":"source_listed","source_ids":["sr-5ea86a4a5724bfcbe7d64ecec068cd0e"],"technology":"typo3fluid/fluid","known_exclusions":[],"conditions_summary":"> ### Meta\n> * CVSS: `CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N/E:F/RL:O/RC:C` (5.7)\n> * CWE-79\n\n### Problem\n\nThree XSS vulnerabilities have been detected in Fluid:\n\n1. TagBasedViewHelper allowed XSS throug maliciously crafted `additionalAttributes` arrays by creating keys with attribute-closing quotes followed by HTML. When rendering such attributes, TagBuilder would not escape the keys.\n2. ViewHelpers which used the `CompileWithContentArgumentAndRenderStatic` trait, and which declared `escapeOutput = false`, would receive the content argument in unescaped format.\n3. Subclasses of AbstractConditionViewHelper would receive the `then` and `else` arguments in unescaped format.\n\n### Solution\nUpdate to versions 2.0.8, 2.1.7, 2.2.4, 2.3.7, 2.4.4, 2.5.11 or 2.6.10 of this `typo3fluid/fluid` package that fix the problem described.\n\nUpdated versions of this package are bundled in following TYPO3 (`typo3/cms-core`) releases:\n\n* TYPO3 v9.5.23 (using typo3fluid/fluid v2.6.10)\n* TYPO3 v10.4.10 (using typo3fluid/fluid v2.6.10)\n\nThe specific vulnerabilities are prevented by:\n\n1. Explicitly escaping keys found in the `additionalAttributes` array passed to a TagBasedViewHelper before using them","public_affected_ranges":["ECOSYSTEM: introduced 2.1.0; fixed 2.1.7"]},{"certainty":"source_listed","source_ids":["sr-5ea86a4a5724bfcbe7d64ecec068cd0e"],"technology":"typo3fluid/fluid","known_exclusions":[],"conditions_summary":"> ### Meta\n> * CVSS: `CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N/E:F/RL:O/RC:C` (5.7)\n> * CWE-79\n\n### Problem\n\nThree XSS vulnerabilities have been detected in Fluid:\n\n1. TagBasedViewHelper allowed XSS throug maliciously crafted `additionalAttributes` arrays by creating keys with attribute-closing quotes followed by HTML. When rendering such attributes, TagBuilder would not escape the keys.\n2. ViewHelpers which used the `CompileWithContentArgumentAndRenderStatic` trait, and which declared `escapeOutput = false`, would receive the content argument in unescaped format.\n3. Subclasses of AbstractConditionViewHelper would receive the `then` and `else` arguments in unescaped format.\n\n### Solution\nUpdate to versions 2.0.8, 2.1.7, 2.2.4, 2.3.7, 2.4.4, 2.5.11 or 2.6.10 of this `typo3fluid/fluid` package that fix the problem described.\n\nUpdated versions of this package are bundled in following TYPO3 (`typo3/cms-core`) releases:\n\n* TYPO3 v9.5.23 (using typo3fluid/fluid v2.6.10)\n* TYPO3 v10.4.10 (using typo3fluid/fluid v2.6.10)\n\nThe specific vulnerabilities are prevented by:\n\n1. Explicitly escaping keys found in the `additionalAttributes` array passed to a TagBasedViewHelper before using them","public_affected_ranges":["ECOSYSTEM: introduced 2.2.0; fixed 2.2.4"]},{"certainty":"source_listed","source_ids":["sr-5ea86a4a5724bfcbe7d64ecec068cd0e"],"technology":"typo3fluid/fluid","known_exclusions":[],"conditions_summary":"> ### Meta\n> * CVSS: `CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N/E:F/RL:O/RC:C` (5.7)\n> * CWE-79\n\n### Problem\n\nThree XSS vulnerabilities have been detected in Fluid:\n\n1. TagBasedViewHelper allowed XSS throug maliciously crafted `additionalAttributes` arrays by creating keys with attribute-closing quotes followed by HTML. When rendering such attributes, TagBuilder would not escape the keys.\n2. ViewHelpers which used the `CompileWithContentArgumentAndRenderStatic` trait, and which declared `escapeOutput = false`, would receive the content argument in unescaped format.\n3. Subclasses of AbstractConditionViewHelper would receive the `then` and `else` arguments in unescaped format.\n\n### Solution\nUpdate to versions 2.0.8, 2.1.7, 2.2.4, 2.3.7, 2.4.4, 2.5.11 or 2.6.10 of this `typo3fluid/fluid` package that fix the problem described.\n\nUpdated versions of this package are bundled in following TYPO3 (`typo3/cms-core`) releases:\n\n* TYPO3 v9.5.23 (using typo3fluid/fluid v2.6.10)\n* TYPO3 v10.4.10 (using typo3fluid/fluid v2.6.10)\n\nThe specific vulnerabilities are prevented by:\n\n1. Explicitly escaping keys found in the `additionalAttributes` array passed to a TagBasedViewHelper before using them","public_affected_ranges":["ECOSYSTEM: introduced 2.3.0; fixed 2.3.7"]},{"certainty":"source_listed","source_ids":["sr-5ea86a4a5724bfcbe7d64ecec068cd0e"],"technology":"typo3fluid/fluid","known_exclusions":[],"conditions_summary":"> ### Meta\n> * CVSS: `CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N/E:F/RL:O/RC:C` (5.7)\n> * CWE-79\n\n### Problem\n\nThree XSS vulnerabilities have been detected in Fluid:\n\n1. TagBasedViewHelper allowed XSS throug maliciously crafted `additionalAttributes` arrays by creating keys with attribute-closing quotes followed by HTML. When rendering such attributes, TagBuilder would not escape the keys.\n2. ViewHelpers which used the `CompileWithContentArgumentAndRenderStatic` trait, and which declared `escapeOutput = false`, would receive the content argument in unescaped format.\n3. Subclasses of AbstractConditionViewHelper would receive the `then` and `else` arguments in unescaped format.\n\n### Solution\nUpdate to versions 2.0.8, 2.1.7, 2.2.4, 2.3.7, 2.4.4, 2.5.11 or 2.6.10 of this `typo3fluid/fluid` package that fix the problem described.\n\nUpdated versions of this package are bundled in following TYPO3 (`typo3/cms-core`) releases:\n\n* TYPO3 v9.5.23 (using typo3fluid/fluid v2.6.10)\n* TYPO3 v10.4.10 (using typo3fluid/fluid v2.6.10)\n\nThe specific vulnerabilities are prevented by:\n\n1. Explicitly escaping keys found in the `additionalAttributes` array passed to a TagBasedViewHelper before using them","public_affected_ranges":["ECOSYSTEM: introduced 2.4.0; fixed 2.4.4"]},{"certainty":"source_listed","source_ids":["sr-5ea86a4a5724bfcbe7d64ecec068cd0e"],"technology":"typo3fluid/fluid","known_exclusions":[],"conditions_summary":"> ### Meta\n> * CVSS: `CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N/E:F/RL:O/RC:C` (5.7)\n> * CWE-79\n\n### Problem\n\nThree XSS vulnerabilities have been detected in Fluid:\n\n1. TagBasedViewHelper allowed XSS throug maliciously crafted `additionalAttributes` arrays by creating keys with attribute-closing quotes followed by HTML. When rendering such attributes, TagBuilder would not escape the keys.\n2. ViewHelpers which used the `CompileWithContentArgumentAndRenderStatic` trait, and which declared `escapeOutput = false`, would receive the content argument in unescaped format.\n3. Subclasses of AbstractConditionViewHelper would receive the `then` and `else` arguments in unescaped format.\n\n### Solution\nUpdate to versions 2.0.8, 2.1.7, 2.2.4, 2.3.7, 2.4.4, 2.5.11 or 2.6.10 of this `typo3fluid/fluid` package that fix the problem described.\n\nUpdated versions of this package are bundled in following TYPO3 (`typo3/cms-core`) releases:\n\n* TYPO3 v9.5.23 (using typo3fluid/fluid v2.6.10)\n* TYPO3 v10.4.10 (using typo3fluid/fluid v2.6.10)\n\nThe specific vulnerabilities are prevented by:\n\n1. Explicitly escaping keys found in the `additionalAttributes` array passed to a TagBasedViewHelper before using them","public_affected_ranges":["ECOSYSTEM: introduced 2.5.0; fixed 2.5.11"]},{"certainty":"source_listed","source_ids":["sr-5ea86a4a5724bfcbe7d64ecec068cd0e"],"technology":"typo3fluid/fluid","known_exclusions":[],"conditions_summary":"> ### Meta\n> * CVSS: `CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N/E:F/RL:O/RC:C` (5.7)\n> * CWE-79\n\n### Problem\n\nThree XSS vulnerabilities have been detected in Fluid:\n\n1. TagBasedViewHelper allowed XSS throug maliciously crafted `additionalAttributes` arrays by creating keys with attribute-closing quotes followed by HTML. When rendering such attributes, TagBuilder would not escape the keys.\n2. ViewHelpers which used the `CompileWithContentArgumentAndRenderStatic` trait, and which declared `escapeOutput = false`, would receive the content argument in unescaped format.\n3. Subclasses of AbstractConditionViewHelper would receive the `then` and `else` arguments in unescaped format.\n\n### Solution\nUpdate to versions 2.0.8, 2.1.7, 2.2.4, 2.3.7, 2.4.4, 2.5.11 or 2.6.10 of this `typo3fluid/fluid` package that fix the problem described.\n\nUpdated versions of this package are bundled in following TYPO3 (`typo3/cms-core`) releases:\n\n* TYPO3 v9.5.23 (using typo3fluid/fluid v2.6.10)\n* TYPO3 v10.4.10 (using typo3fluid/fluid v2.6.10)\n\nThe specific vulnerabilities are prevented by:\n\n1. Explicitly escaping keys found in the `additionalAttributes` array passed to a TagBasedViewHelper before using them","public_affected_ranges":["ECOSYSTEM: introduced 2.6.0; fixed 2.6.10"]}],"null_published_at":"2026-10-31T22:27:03.539Z","source_updated_at":"2026-07-08T06:00:40.407Z","source_disclosed_at":"2020-11-18T21:06:07.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"Source facts changed; compare the preserved prior revision.","null_first_observed_at":"2026-10-31T21:42:20.431Z"},{"id":"NVI-00004246","kind":"vulnerability","title":"Cross-Site Scripting through Fluid view helper arguments","revision":1,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-hpjm-3ww5-6cpf","CVE-2020-26216"],"plain_summary":"OSV carries this publisher advisory for typo3fluid/fluid, typo3fluid/fluid, typo3fluid/fluid, typo3fluid/fluid, typo3fluid/fluid. This is an aggregated source copy; consult the original publisher and compare update dates.","review_status":"source_listed","control_topics":[],"public_actions":[{"summary":"The original advisory lists fixed boundaries 2.0.8 for typo3fluid/fluid. Confirm the publisher’s latest guidance.","source_ids":["sr-5ea86a4a5724bfcbe7d64ecec068cd0e"],"action_type":"vendor_patch","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null},{"summary":"The original advisory lists fixed boundaries 2.1.7 for typo3fluid/fluid. Confirm the publisher’s latest guidance.","source_ids":["sr-5ea86a4a5724bfcbe7d64ecec068cd0e"],"action_type":"vendor_patch","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null},{"summary":"The original advisory lists fixed boundaries 2.2.4 for typo3fluid/fluid. Confirm the publisher’s latest guidance.","source_ids":["sr-5ea86a4a5724bfcbe7d64ecec068cd0e"],"action_type":"vendor_patch","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null},{"summary":"The original advisory lists fixed boundaries 2.3.7 for typo3fluid/fluid. Confirm the publisher’s latest guidance.","source_ids":["sr-5ea86a4a5724bfcbe7d64ecec068cd0e"],"action_type":"vendor_patch","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null},{"summary":"The original advisory lists fixed boundaries 2.4.4 for typo3fluid/fluid. Confirm the publisher’s latest guidance.","source_ids":["sr-5ea86a4a5724bfcbe7d64ecec068cd0e"],"action_type":"vendor_patch","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null},{"summary":"The original advisory lists fixed boundaries 2.5.11 for typo3fluid/fluid. Confirm the publisher’s latest guidance.","source_ids":["sr-5ea86a4a5724bfcbe7d64ecec068cd0e"],"action_type":"vendor_patch","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null},{"summary":"The original advisory lists fixed boundaries 2.6.10 for typo3fluid/fluid. Confirm the publisher’s latest guidance.","source_ids":["sr-5ea86a4a5724bfcbe7d64ecec068cd0e"],"action_type":"vendor_patch","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null}],"schema_version":"1.1.0","source_metrics":[],"why_it_matters":"Published affected context helps an owner decide what evidence to gather. This report has not examined your application.","related_sources":[{"id":"sr-5ea86a4a5724bfcbe7d64ecec068cd0e","url":"https://github.com/advisories/GHSA-hpjm-3ww5-6cpf","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-hpjm-3ww5-6cpf","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:42:20.431Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-5ea86a4a5724bfcbe7d64ecec068cd0e"],"technology":"typo3fluid/fluid","known_exclusions":[],"conditions_summary":"> ### Meta\n> * CVSS: `CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N/E:F/RL:O/RC:C` (5.7)\n> * CWE-79\n\n### Problem\n\nThree XSS vulnerabilities have been detected in Fluid:\n\n1. TagBasedViewHelper allowed XSS throug maliciously crafted `additionalAttributes` arrays by creating keys with attribute-closing quotes followed by HTML. When rendering such attributes, TagBuilder would not escape the keys.\n2. ViewHelpers which used the `CompileWithContentArgumentAndRenderStatic` trait, and which declared `escapeOutput = false`, would receive the content argument in unescaped format.\n3. Subclasses of AbstractConditionViewHelper would receive the `then` and `else` arguments in unescaped format.\n\n### Solution\nUpdate to versions 2.0.8, 2.1.7, 2.2.4, 2.3.7, 2.4.4, 2.5.11 or 2.6.10 of this `typo3fluid/fluid` package that fix the problem described.\n\nUpdated versions of this package are bundled in following TYPO3 (`typo3/cms-core`) releases:\n\n* TYPO3 v9.5.23 (using typo3fluid/fluid v2.6.10)\n* TYPO3 v10.4.10 (using typo3fluid/fluid v2.6.10)\n\nThe specific vulnerabilities are prevented by:\n\n1. Explicitly escaping keys found in the `additionalAttributes` array passed to a TagBasedViewHelper before using them","public_affected_ranges":["ECOSYSTEM: introduced 2.0.0; fixed 2.0.8"]},{"certainty":"source_listed","source_ids":["sr-5ea86a4a5724bfcbe7d64ecec068cd0e"],"technology":"typo3fluid/fluid","known_exclusions":[],"conditions_summary":"> ### Meta\n> * CVSS: `CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N/E:F/RL:O/RC:C` (5.7)\n> * CWE-79\n\n### Problem\n\nThree XSS vulnerabilities have been detected in Fluid:\n\n1. TagBasedViewHelper allowed XSS throug maliciously crafted `additionalAttributes` arrays by creating keys with attribute-closing quotes followed by HTML. When rendering such attributes, TagBuilder would not escape the keys.\n2. ViewHelpers which used the `CompileWithContentArgumentAndRenderStatic` trait, and which declared `escapeOutput = false`, would receive the content argument in unescaped format.\n3. Subclasses of AbstractConditionViewHelper would receive the `then` and `else` arguments in unescaped format.\n\n### Solution\nUpdate to versions 2.0.8, 2.1.7, 2.2.4, 2.3.7, 2.4.4, 2.5.11 or 2.6.10 of this `typo3fluid/fluid` package that fix the problem described.\n\nUpdated versions of this package are bundled in following TYPO3 (`typo3/cms-core`) releases:\n\n* TYPO3 v9.5.23 (using typo3fluid/fluid v2.6.10)\n* TYPO3 v10.4.10 (using typo3fluid/fluid v2.6.10)\n\nThe specific vulnerabilities are prevented by:\n\n1. Explicitly escaping keys found in the `additionalAttributes` array passed to a TagBasedViewHelper before using them","public_affected_ranges":["ECOSYSTEM: introduced 2.1.0; fixed 2.1.7"]},{"certainty":"source_listed","source_ids":["sr-5ea86a4a5724bfcbe7d64ecec068cd0e"],"technology":"typo3fluid/fluid","known_exclusions":[],"conditions_summary":"> ### Meta\n> * CVSS: `CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N/E:F/RL:O/RC:C` (5.7)\n> * CWE-79\n\n### Problem\n\nThree XSS vulnerabilities have been detected in Fluid:\n\n1. TagBasedViewHelper allowed XSS throug maliciously crafted `additionalAttributes` arrays by creating keys with attribute-closing quotes followed by HTML. When rendering such attributes, TagBuilder would not escape the keys.\n2. ViewHelpers which used the `CompileWithContentArgumentAndRenderStatic` trait, and which declared `escapeOutput = false`, would receive the content argument in unescaped format.\n3. Subclasses of AbstractConditionViewHelper would receive the `then` and `else` arguments in unescaped format.\n\n### Solution\nUpdate to versions 2.0.8, 2.1.7, 2.2.4, 2.3.7, 2.4.4, 2.5.11 or 2.6.10 of this `typo3fluid/fluid` package that fix the problem described.\n\nUpdated versions of this package are bundled in following TYPO3 (`typo3/cms-core`) releases:\n\n* TYPO3 v9.5.23 (using typo3fluid/fluid v2.6.10)\n* TYPO3 v10.4.10 (using typo3fluid/fluid v2.6.10)\n\nThe specific vulnerabilities are prevented by:\n\n1. Explicitly escaping keys found in the `additionalAttributes` array passed to a TagBasedViewHelper before using them","public_affected_ranges":["ECOSYSTEM: introduced 2.2.0; fixed 2.2.4"]},{"certainty":"source_listed","source_ids":["sr-5ea86a4a5724bfcbe7d64ecec068cd0e"],"technology":"typo3fluid/fluid","known_exclusions":[],"conditions_summary":"> ### Meta\n> * CVSS: `CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N/E:F/RL:O/RC:C` (5.7)\n> * CWE-79\n\n### Problem\n\nThree XSS vulnerabilities have been detected in Fluid:\n\n1. TagBasedViewHelper allowed XSS throug maliciously crafted `additionalAttributes` arrays by creating keys with attribute-closing quotes followed by HTML. When rendering such attributes, TagBuilder would not escape the keys.\n2. ViewHelpers which used the `CompileWithContentArgumentAndRenderStatic` trait, and which declared `escapeOutput = false`, would receive the content argument in unescaped format.\n3. Subclasses of AbstractConditionViewHelper would receive the `then` and `else` arguments in unescaped format.\n\n### Solution\nUpdate to versions 2.0.8, 2.1.7, 2.2.4, 2.3.7, 2.4.4, 2.5.11 or 2.6.10 of this `typo3fluid/fluid` package that fix the problem described.\n\nUpdated versions of this package are bundled in following TYPO3 (`typo3/cms-core`) releases:\n\n* TYPO3 v9.5.23 (using typo3fluid/fluid v2.6.10)\n* TYPO3 v10.4.10 (using typo3fluid/fluid v2.6.10)\n\nThe specific vulnerabilities are prevented by:\n\n1. Explicitly escaping keys found in the `additionalAttributes` array passed to a TagBasedViewHelper before using them","public_affected_ranges":["ECOSYSTEM: introduced 2.3.0; fixed 2.3.7"]},{"certainty":"source_listed","source_ids":["sr-5ea86a4a5724bfcbe7d64ecec068cd0e"],"technology":"typo3fluid/fluid","known_exclusions":[],"conditions_summary":"> ### Meta\n> * CVSS: `CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N/E:F/RL:O/RC:C` (5.7)\n> * CWE-79\n\n### Problem\n\nThree XSS vulnerabilities have been detected in Fluid:\n\n1. TagBasedViewHelper allowed XSS throug maliciously crafted `additionalAttributes` arrays by creating keys with attribute-closing quotes followed by HTML. When rendering such attributes, TagBuilder would not escape the keys.\n2. ViewHelpers which used the `CompileWithContentArgumentAndRenderStatic` trait, and which declared `escapeOutput = false`, would receive the content argument in unescaped format.\n3. Subclasses of AbstractConditionViewHelper would receive the `then` and `else` arguments in unescaped format.\n\n### Solution\nUpdate to versions 2.0.8, 2.1.7, 2.2.4, 2.3.7, 2.4.4, 2.5.11 or 2.6.10 of this `typo3fluid/fluid` package that fix the problem described.\n\nUpdated versions of this package are bundled in following TYPO3 (`typo3/cms-core`) releases:\n\n* TYPO3 v9.5.23 (using typo3fluid/fluid v2.6.10)\n* TYPO3 v10.4.10 (using typo3fluid/fluid v2.6.10)\n\nThe specific vulnerabilities are prevented by:\n\n1. Explicitly escaping keys found in the `additionalAttributes` array passed to a TagBasedViewHelper before using them","public_affected_ranges":["ECOSYSTEM: introduced 2.4.0; fixed 2.4.4"]},{"certainty":"source_listed","source_ids":["sr-5ea86a4a5724bfcbe7d64ecec068cd0e"],"technology":"typo3fluid/fluid","known_exclusions":[],"conditions_summary":"> ### Meta\n> * CVSS: `CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N/E:F/RL:O/RC:C` (5.7)\n> * CWE-79\n\n### Problem\n\nThree XSS vulnerabilities have been detected in Fluid:\n\n1. TagBasedViewHelper allowed XSS throug maliciously crafted `additionalAttributes` arrays by creating keys with attribute-closing quotes followed by HTML. When rendering such attributes, TagBuilder would not escape the keys.\n2. ViewHelpers which used the `CompileWithContentArgumentAndRenderStatic` trait, and which declared `escapeOutput = false`, would receive the content argument in unescaped format.\n3. Subclasses of AbstractConditionViewHelper would receive the `then` and `else` arguments in unescaped format.\n\n### Solution\nUpdate to versions 2.0.8, 2.1.7, 2.2.4, 2.3.7, 2.4.4, 2.5.11 or 2.6.10 of this `typo3fluid/fluid` package that fix the problem described.\n\nUpdated versions of this package are bundled in following TYPO3 (`typo3/cms-core`) releases:\n\n* TYPO3 v9.5.23 (using typo3fluid/fluid v2.6.10)\n* TYPO3 v10.4.10 (using typo3fluid/fluid v2.6.10)\n\nThe specific vulnerabilities are prevented by:\n\n1. Explicitly escaping keys found in the `additionalAttributes` array passed to a TagBasedViewHelper before using them","public_affected_ranges":["ECOSYSTEM: introduced 2.5.0; fixed 2.5.11"]},{"certainty":"source_listed","source_ids":["sr-5ea86a4a5724bfcbe7d64ecec068cd0e"],"technology":"typo3fluid/fluid","known_exclusions":[],"conditions_summary":"> ### Meta\n> * CVSS: `CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N/E:F/RL:O/RC:C` (5.7)\n> * CWE-79\n\n### Problem\n\nThree XSS vulnerabilities have been detected in Fluid:\n\n1. TagBasedViewHelper allowed XSS throug maliciously crafted `additionalAttributes` arrays by creating keys with attribute-closing quotes followed by HTML. When rendering such attributes, TagBuilder would not escape the keys.\n2. ViewHelpers which used the `CompileWithContentArgumentAndRenderStatic` trait, and which declared `escapeOutput = false`, would receive the content argument in unescaped format.\n3. Subclasses of AbstractConditionViewHelper would receive the `then` and `else` arguments in unescaped format.\n\n### Solution\nUpdate to versions 2.0.8, 2.1.7, 2.2.4, 2.3.7, 2.4.4, 2.5.11 or 2.6.10 of this `typo3fluid/fluid` package that fix the problem described.\n\nUpdated versions of this package are bundled in following TYPO3 (`typo3/cms-core`) releases:\n\n* TYPO3 v9.5.23 (using typo3fluid/fluid v2.6.10)\n* TYPO3 v10.4.10 (using typo3fluid/fluid v2.6.10)\n\nThe specific vulnerabilities are prevented by:\n\n1. Explicitly escaping keys found in the `additionalAttributes` array passed to a TagBasedViewHelper before using them","public_affected_ranges":["ECOSYSTEM: introduced 2.6.0; fixed 2.6.10"]}],"null_published_at":"2026-10-31T22:12:52.636Z","source_updated_at":"2026-07-08T06:00:40.407Z","source_disclosed_at":"2020-11-18T21:06:07.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"First indexed by Null; source disclosure date is shown separately.","null_first_observed_at":"2026-10-31T21:42:20.431Z"}],"next_cursor":null,"snapshot_revision":"42594"}