{"items":[{"id":"NVI-00003229","kind":"vulnerability","title":"TYPO3 CMS vulnerable to Sensitive Information Disclosure via YAML Placeholder Expressions in Site Configuration","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-8w3p-qh3x-6gjr","CVE-2022-23504"],"plain_summary":"OSV carries this publisher advisory for typo3/cms-core, typo3/cms-core, typo3/cms-core, typo3/cms-core, typo3/cms. 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 9.5.38 for typo3/cms-core. Confirm the publisher’s latest guidance.","source_ids":["sr-370f5cf5c7d309b031f2eb90fe3a2e34"],"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 10.4.33 for typo3/cms-core. Confirm the publisher’s latest guidance.","source_ids":["sr-370f5cf5c7d309b031f2eb90fe3a2e34"],"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 11.5.20 for typo3/cms-core. Confirm the publisher’s latest guidance.","source_ids":["sr-370f5cf5c7d309b031f2eb90fe3a2e34"],"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 12.1.1 for typo3/cms-core. Confirm the publisher’s latest guidance.","source_ids":["sr-370f5cf5c7d309b031f2eb90fe3a2e34"],"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 10.4.33 for typo3/cms. Confirm the publisher’s latest guidance.","source_ids":["sr-370f5cf5c7d309b031f2eb90fe3a2e34"],"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 11.5.20 for typo3/cms. Confirm the publisher’s latest guidance.","source_ids":["sr-370f5cf5c7d309b031f2eb90fe3a2e34"],"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 12.1.1 for typo3/cms. Confirm the publisher’s latest guidance.","source_ids":["sr-370f5cf5c7d309b031f2eb90fe3a2e34"],"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-097f435d2d0b27d2a9e3b4995f98c03a"],"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":"2026-06-17T04:30:15.267Z","value":"5.7 MEDIUM (3.1)","meaning":"security-advisories@github.com severity; no combined Null risk score.","source_id":"sr-2fa975940705483f50056e4476e6d3d0"},{"kind":"CVSS","as_of":"2026-06-17T04:30:15.267Z","value":"4.9 MEDIUM (3.1)","meaning":"nvd@nist.gov severity; no combined Null risk score.","source_id":"sr-2fa975940705483f50056e4476e6d3d0"},{"kind":"EPSS","as_of":"2026-11-04T12:03:12.000Z","value":"0.548%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.46031. Missing scores are unknown.","source_id":"sr-097f435d2d0b27d2a9e3b4995f98c03a"}],"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-370f5cf5c7d309b031f2eb90fe3a2e34","url":"https://github.com/advisories/GHSA-8w3p-qh3x-6gjr","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-8w3p-qh3x-6gjr","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:42:10.675Z"},{"id":"sr-2fa975940705483f50056e4476e6d3d0","url":"https://nvd.nist.gov/vuln/detail/CVE-2022-23504","basis":"official_catalog","notes":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","title":"CVE-2022-23504","publisher":"NIST National Vulnerability Database","observed_at":"2026-10-31T23:14:19.043Z"},{"id":"sr-097f435d2d0b27d2a9e3b4995f98c03a","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-2022-23504","publisher":"FIRST EPSS","observed_at":"2026-11-04T17:57:29.219Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-370f5cf5c7d309b031f2eb90fe3a2e34"],"technology":"typo3/cms-core","known_exclusions":[],"conditions_summary":"> ### CVSS: `CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:L/A:L/E:F/RL:O/RC:C` (5.3)\n\n### Problem\nDue to the lack of handling user-submitted YAML placeholder expressions in the site configuration backend module, attackers could expose sensitive internal information, such as system configuration or HTTP request messages of other website visitors.\n\nA valid backend user account having administrator privileges is needed to exploit this vulnerability.\n\n### Solution\nUpdate to TYPO3 versions 9.5.38 ELTS, 10.4.33, 11.5.20, 12.1.1 that fix the problem described above.\n\n### Credits\nThanks to TYPO3 core & security team member Oliver Hader who reported and fixed the issue.\n\n### References\n* TYPO3-CORE-SA-2022-016\n","public_affected_ranges":["ECOSYSTEM: introduced 9.0.0; fixed 9.5.38"]},{"certainty":"source_listed","source_ids":["sr-370f5cf5c7d309b031f2eb90fe3a2e34"],"technology":"typo3/cms-core","known_exclusions":[],"conditions_summary":"> ### CVSS: `CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:L/A:L/E:F/RL:O/RC:C` (5.3)\n\n### Problem\nDue to the lack of handling user-submitted YAML placeholder expressions in the site configuration backend module, attackers could expose sensitive internal information, such as system configuration or HTTP request messages of other website visitors.\n\nA valid backend user account having administrator privileges is needed to exploit this vulnerability.\n\n### Solution\nUpdate to TYPO3 versions 9.5.38 ELTS, 10.4.33, 11.5.20, 12.1.1 that fix the problem described above.\n\n### Credits\nThanks to TYPO3 core & security team member Oliver Hader who reported and fixed the issue.\n\n### References\n* TYPO3-CORE-SA-2022-016\n","public_affected_ranges":["ECOSYSTEM: introduced 10.0.0; fixed 10.4.33"]},{"certainty":"source_listed","source_ids":["sr-370f5cf5c7d309b031f2eb90fe3a2e34"],"technology":"typo3/cms-core","known_exclusions":[],"conditions_summary":"> ### CVSS: `CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:L/A:L/E:F/RL:O/RC:C` (5.3)\n\n### Problem\nDue to the lack of handling user-submitted YAML placeholder expressions in the site configuration backend module, attackers could expose sensitive internal information, such as system configuration or HTTP request messages of other website visitors.\n\nA valid backend user account having administrator privileges is needed to exploit this vulnerability.\n\n### Solution\nUpdate to TYPO3 versions 9.5.38 ELTS, 10.4.33, 11.5.20, 12.1.1 that fix the problem described above.\n\n### Credits\nThanks to TYPO3 core & security team member Oliver Hader who reported and fixed the issue.\n\n### References\n* TYPO3-CORE-SA-2022-016\n","public_affected_ranges":["ECOSYSTEM: introduced 11.0.0; fixed 11.5.20"]},{"certainty":"source_listed","source_ids":["sr-370f5cf5c7d309b031f2eb90fe3a2e34"],"technology":"typo3/cms-core","known_exclusions":[],"conditions_summary":"> ### CVSS: `CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:L/A:L/E:F/RL:O/RC:C` (5.3)\n\n### Problem\nDue to the lack of handling user-submitted YAML placeholder expressions in the site configuration backend module, attackers could expose sensitive internal information, such as system configuration or HTTP request messages of other website visitors.\n\nA valid backend user account having administrator privileges is needed to exploit this vulnerability.\n\n### Solution\nUpdate to TYPO3 versions 9.5.38 ELTS, 10.4.33, 11.5.20, 12.1.1 that fix the problem described above.\n\n### Credits\nThanks to TYPO3 core & security team member Oliver Hader who reported and fixed the issue.\n\n### References\n* TYPO3-CORE-SA-2022-016\n","public_affected_ranges":["ECOSYSTEM: introduced 12.0.0; fixed 12.1.1"]},{"certainty":"source_listed","source_ids":["sr-370f5cf5c7d309b031f2eb90fe3a2e34"],"technology":"typo3/cms","known_exclusions":[],"conditions_summary":"> ### CVSS: `CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:L/A:L/E:F/RL:O/RC:C` (5.3)\n\n### Problem\nDue to the lack of handling user-submitted YAML placeholder expressions in the site configuration backend module, attackers could expose sensitive internal information, such as system configuration or HTTP request messages of other website visitors.\n\nA valid backend user account having administrator privileges is needed to exploit this vulnerability.\n\n### Solution\nUpdate to TYPO3 versions 9.5.38 ELTS, 10.4.33, 11.5.20, 12.1.1 that fix the problem described above.\n\n### Credits\nThanks to TYPO3 core & security team member Oliver Hader who reported and fixed the issue.\n\n### References\n* TYPO3-CORE-SA-2022-016\n","public_affected_ranges":["ECOSYSTEM: introduced 10.0.0; fixed 10.4.33"]},{"certainty":"source_listed","source_ids":["sr-370f5cf5c7d309b031f2eb90fe3a2e34"],"technology":"typo3/cms","known_exclusions":[],"conditions_summary":"> ### CVSS: `CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:L/A:L/E:F/RL:O/RC:C` (5.3)\n\n### Problem\nDue to the lack of handling user-submitted YAML placeholder expressions in the site configuration backend module, attackers could expose sensitive internal information, such as system configuration or HTTP request messages of other website visitors.\n\nA valid backend user account having administrator privileges is needed to exploit this vulnerability.\n\n### Solution\nUpdate to TYPO3 versions 9.5.38 ELTS, 10.4.33, 11.5.20, 12.1.1 that fix the problem described above.\n\n### Credits\nThanks to TYPO3 core & security team member Oliver Hader who reported and fixed the issue.\n\n### References\n* TYPO3-CORE-SA-2022-016\n","public_affected_ranges":["ECOSYSTEM: introduced 11.0.0; fixed 11.5.20"]},{"certainty":"source_listed","source_ids":["sr-370f5cf5c7d309b031f2eb90fe3a2e34"],"technology":"typo3/cms","known_exclusions":[],"conditions_summary":"> ### CVSS: `CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:L/A:L/E:F/RL:O/RC:C` (5.3)\n\n### Problem\nDue to the lack of handling user-submitted YAML placeholder expressions in the site configuration backend module, attackers could expose sensitive internal information, such as system configuration or HTTP request messages of other website visitors.\n\nA valid backend user account having administrator privileges is needed to exploit this vulnerability.\n\n### Solution\nUpdate to TYPO3 versions 9.5.38 ELTS, 10.4.33, 11.5.20, 12.1.1 that fix the problem described above.\n\n### Credits\nThanks to TYPO3 core & security team member Oliver Hader who reported and fixed the issue.\n\n### References\n* TYPO3-CORE-SA-2022-016\n","public_affected_ranges":["ECOSYSTEM: introduced 12.0.0; fixed 12.1.1"]}],"null_published_at":"2026-11-06T07:24:11.292Z","source_updated_at":"2024-10-29T15:23:00.125Z","source_disclosed_at":"2022-12-13T17:13:37.000Z","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":"2026-10-31T21:42:10.675Z"},{"id":"NVI-00003229","kind":"vulnerability","title":"TYPO3 CMS vulnerable to Sensitive Information Disclosure via YAML Placeholder Expressions in Site Configuration","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-8w3p-qh3x-6gjr","CVE-2022-23504"],"plain_summary":"OSV carries this publisher advisory for typo3/cms-core, typo3/cms-core, typo3/cms-core, typo3/cms-core, typo3/cms. 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 9.5.38 for typo3/cms-core. Confirm the publisher’s latest guidance.","source_ids":["sr-370f5cf5c7d309b031f2eb90fe3a2e34"],"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 10.4.33 for typo3/cms-core. Confirm the publisher’s latest guidance.","source_ids":["sr-370f5cf5c7d309b031f2eb90fe3a2e34"],"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 11.5.20 for typo3/cms-core. Confirm the publisher’s latest guidance.","source_ids":["sr-370f5cf5c7d309b031f2eb90fe3a2e34"],"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 12.1.1 for typo3/cms-core. Confirm the publisher’s latest guidance.","source_ids":["sr-370f5cf5c7d309b031f2eb90fe3a2e34"],"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 10.4.33 for typo3/cms. Confirm the publisher’s latest guidance.","source_ids":["sr-370f5cf5c7d309b031f2eb90fe3a2e34"],"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 11.5.20 for typo3/cms. Confirm the publisher’s latest guidance.","source_ids":["sr-370f5cf5c7d309b031f2eb90fe3a2e34"],"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 12.1.1 for typo3/cms. Confirm the publisher’s latest guidance.","source_ids":["sr-370f5cf5c7d309b031f2eb90fe3a2e34"],"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-2fa975940705483f50056e4476e6d3d0"],"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":"2026-06-17T04:30:15.267Z","value":"5.7 MEDIUM (3.1)","meaning":"security-advisories@github.com severity; no combined Null risk score.","source_id":"sr-2fa975940705483f50056e4476e6d3d0"},{"kind":"CVSS","as_of":"2026-06-17T04:30:15.267Z","value":"4.9 MEDIUM (3.1)","meaning":"nvd@nist.gov severity; no combined Null risk score.","source_id":"sr-2fa975940705483f50056e4476e6d3d0"}],"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-370f5cf5c7d309b031f2eb90fe3a2e34","url":"https://github.com/advisories/GHSA-8w3p-qh3x-6gjr","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-8w3p-qh3x-6gjr","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:42:10.675Z"},{"id":"sr-2fa975940705483f50056e4476e6d3d0","url":"https://nvd.nist.gov/vuln/detail/CVE-2022-23504","basis":"official_catalog","notes":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","title":"CVE-2022-23504","publisher":"NIST National Vulnerability Database","observed_at":"2026-10-31T23:14:19.043Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-370f5cf5c7d309b031f2eb90fe3a2e34"],"technology":"typo3/cms-core","known_exclusions":[],"conditions_summary":"> ### CVSS: `CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:L/A:L/E:F/RL:O/RC:C` (5.3)\n\n### Problem\nDue to the lack of handling user-submitted YAML placeholder expressions in the site configuration backend module, attackers could expose sensitive internal information, such as system configuration or HTTP request messages of other website visitors.\n\nA valid backend user account having administrator privileges is needed to exploit this vulnerability.\n\n### Solution\nUpdate to TYPO3 versions 9.5.38 ELTS, 10.4.33, 11.5.20, 12.1.1 that fix the problem described above.\n\n### Credits\nThanks to TYPO3 core & security team member Oliver Hader who reported and fixed the issue.\n\n### References\n* TYPO3-CORE-SA-2022-016\n","public_affected_ranges":["ECOSYSTEM: introduced 9.0.0; fixed 9.5.38"]},{"certainty":"source_listed","source_ids":["sr-370f5cf5c7d309b031f2eb90fe3a2e34"],"technology":"typo3/cms-core","known_exclusions":[],"conditions_summary":"> ### CVSS: `CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:L/A:L/E:F/RL:O/RC:C` (5.3)\n\n### Problem\nDue to the lack of handling user-submitted YAML placeholder expressions in the site configuration backend module, attackers could expose sensitive internal information, such as system configuration or HTTP request messages of other website visitors.\n\nA valid backend user account having administrator privileges is needed to exploit this vulnerability.\n\n### Solution\nUpdate to TYPO3 versions 9.5.38 ELTS, 10.4.33, 11.5.20, 12.1.1 that fix the problem described above.\n\n### Credits\nThanks to TYPO3 core & security team member Oliver Hader who reported and fixed the issue.\n\n### References\n* TYPO3-CORE-SA-2022-016\n","public_affected_ranges":["ECOSYSTEM: introduced 10.0.0; fixed 10.4.33"]},{"certainty":"source_listed","source_ids":["sr-370f5cf5c7d309b031f2eb90fe3a2e34"],"technology":"typo3/cms-core","known_exclusions":[],"conditions_summary":"> ### CVSS: `CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:L/A:L/E:F/RL:O/RC:C` (5.3)\n\n### Problem\nDue to the lack of handling user-submitted YAML placeholder expressions in the site configuration backend module, attackers could expose sensitive internal information, such as system configuration or HTTP request messages of other website visitors.\n\nA valid backend user account having administrator privileges is needed to exploit this vulnerability.\n\n### Solution\nUpdate to TYPO3 versions 9.5.38 ELTS, 10.4.33, 11.5.20, 12.1.1 that fix the problem described above.\n\n### Credits\nThanks to TYPO3 core & security team member Oliver Hader who reported and fixed the issue.\n\n### References\n* TYPO3-CORE-SA-2022-016\n","public_affected_ranges":["ECOSYSTEM: introduced 11.0.0; fixed 11.5.20"]},{"certainty":"source_listed","source_ids":["sr-370f5cf5c7d309b031f2eb90fe3a2e34"],"technology":"typo3/cms-core","known_exclusions":[],"conditions_summary":"> ### CVSS: `CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:L/A:L/E:F/RL:O/RC:C` (5.3)\n\n### Problem\nDue to the lack of handling user-submitted YAML placeholder expressions in the site configuration backend module, attackers could expose sensitive internal information, such as system configuration or HTTP request messages of other website visitors.\n\nA valid backend user account having administrator privileges is needed to exploit this vulnerability.\n\n### Solution\nUpdate to TYPO3 versions 9.5.38 ELTS, 10.4.33, 11.5.20, 12.1.1 that fix the problem described above.\n\n### Credits\nThanks to TYPO3 core & security team member Oliver Hader who reported and fixed the issue.\n\n### References\n* TYPO3-CORE-SA-2022-016\n","public_affected_ranges":["ECOSYSTEM: introduced 12.0.0; fixed 12.1.1"]},{"certainty":"source_listed","source_ids":["sr-370f5cf5c7d309b031f2eb90fe3a2e34"],"technology":"typo3/cms","known_exclusions":[],"conditions_summary":"> ### CVSS: `CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:L/A:L/E:F/RL:O/RC:C` (5.3)\n\n### Problem\nDue to the lack of handling user-submitted YAML placeholder expressions in the site configuration backend module, attackers could expose sensitive internal information, such as system configuration or HTTP request messages of other website visitors.\n\nA valid backend user account having administrator privileges is needed to exploit this vulnerability.\n\n### Solution\nUpdate to TYPO3 versions 9.5.38 ELTS, 10.4.33, 11.5.20, 12.1.1 that fix the problem described above.\n\n### Credits\nThanks to TYPO3 core & security team member Oliver Hader who reported and fixed the issue.\n\n### References\n* TYPO3-CORE-SA-2022-016\n","public_affected_ranges":["ECOSYSTEM: introduced 10.0.0; fixed 10.4.33"]},{"certainty":"source_listed","source_ids":["sr-370f5cf5c7d309b031f2eb90fe3a2e34"],"technology":"typo3/cms","known_exclusions":[],"conditions_summary":"> ### CVSS: `CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:L/A:L/E:F/RL:O/RC:C` (5.3)\n\n### Problem\nDue to the lack of handling user-submitted YAML placeholder expressions in the site configuration backend module, attackers could expose sensitive internal information, such as system configuration or HTTP request messages of other website visitors.\n\nA valid backend user account having administrator privileges is needed to exploit this vulnerability.\n\n### Solution\nUpdate to TYPO3 versions 9.5.38 ELTS, 10.4.33, 11.5.20, 12.1.1 that fix the problem described above.\n\n### Credits\nThanks to TYPO3 core & security team member Oliver Hader who reported and fixed the issue.\n\n### References\n* TYPO3-CORE-SA-2022-016\n","public_affected_ranges":["ECOSYSTEM: introduced 11.0.0; fixed 11.5.20"]},{"certainty":"source_listed","source_ids":["sr-370f5cf5c7d309b031f2eb90fe3a2e34"],"technology":"typo3/cms","known_exclusions":[],"conditions_summary":"> ### CVSS: `CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:L/A:L/E:F/RL:O/RC:C` (5.3)\n\n### Problem\nDue to the lack of handling user-submitted YAML placeholder expressions in the site configuration backend module, attackers could expose sensitive internal information, such as system configuration or HTTP request messages of other website visitors.\n\nA valid backend user account having administrator privileges is needed to exploit this vulnerability.\n\n### Solution\nUpdate to TYPO3 versions 9.5.38 ELTS, 10.4.33, 11.5.20, 12.1.1 that fix the problem described above.\n\n### Credits\nThanks to TYPO3 core & security team member Oliver Hader who reported and fixed the issue.\n\n### References\n* TYPO3-CORE-SA-2022-016\n","public_affected_ranges":["ECOSYSTEM: introduced 12.0.0; fixed 12.1.1"]}],"null_published_at":"2026-11-01T01:04:01.276Z","source_updated_at":"2024-10-29T15:23:00.125Z","source_disclosed_at":"2022-12-13T17:13:37.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"Source facts changed; compare the preserved prior revision.","null_first_observed_at":"2026-10-31T21:42:10.675Z"},{"id":"NVI-00003229","kind":"vulnerability","title":"TYPO3 CMS vulnerable to Sensitive Information Disclosure via YAML Placeholder Expressions in Site Configuration","revision":1,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-8w3p-qh3x-6gjr","CVE-2022-23504"],"plain_summary":"OSV carries this publisher advisory for typo3/cms-core, typo3/cms-core, typo3/cms-core, typo3/cms-core, typo3/cms. 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 9.5.38 for typo3/cms-core. Confirm the publisher’s latest guidance.","source_ids":["sr-370f5cf5c7d309b031f2eb90fe3a2e34"],"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 10.4.33 for typo3/cms-core. Confirm the publisher’s latest guidance.","source_ids":["sr-370f5cf5c7d309b031f2eb90fe3a2e34"],"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 11.5.20 for typo3/cms-core. Confirm the publisher’s latest guidance.","source_ids":["sr-370f5cf5c7d309b031f2eb90fe3a2e34"],"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 12.1.1 for typo3/cms-core. Confirm the publisher’s latest guidance.","source_ids":["sr-370f5cf5c7d309b031f2eb90fe3a2e34"],"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 10.4.33 for typo3/cms. Confirm the publisher’s latest guidance.","source_ids":["sr-370f5cf5c7d309b031f2eb90fe3a2e34"],"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 11.5.20 for typo3/cms. Confirm the publisher’s latest guidance.","source_ids":["sr-370f5cf5c7d309b031f2eb90fe3a2e34"],"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 12.1.1 for typo3/cms. Confirm the publisher’s latest guidance.","source_ids":["sr-370f5cf5c7d309b031f2eb90fe3a2e34"],"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-370f5cf5c7d309b031f2eb90fe3a2e34","url":"https://github.com/advisories/GHSA-8w3p-qh3x-6gjr","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-8w3p-qh3x-6gjr","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:42:10.675Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-370f5cf5c7d309b031f2eb90fe3a2e34"],"technology":"typo3/cms-core","known_exclusions":[],"conditions_summary":"> ### CVSS: `CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:L/A:L/E:F/RL:O/RC:C` (5.3)\n\n### Problem\nDue to the lack of handling user-submitted YAML placeholder expressions in the site configuration backend module, attackers could expose sensitive internal information, such as system configuration or HTTP request messages of other website visitors.\n\nA valid backend user account having administrator privileges is needed to exploit this vulnerability.\n\n### Solution\nUpdate to TYPO3 versions 9.5.38 ELTS, 10.4.33, 11.5.20, 12.1.1 that fix the problem described above.\n\n### Credits\nThanks to TYPO3 core & security team member Oliver Hader who reported and fixed the issue.\n\n### References\n* TYPO3-CORE-SA-2022-016\n","public_affected_ranges":["ECOSYSTEM: introduced 9.0.0; fixed 9.5.38"]},{"certainty":"source_listed","source_ids":["sr-370f5cf5c7d309b031f2eb90fe3a2e34"],"technology":"typo3/cms-core","known_exclusions":[],"conditions_summary":"> ### CVSS: `CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:L/A:L/E:F/RL:O/RC:C` (5.3)\n\n### Problem\nDue to the lack of handling user-submitted YAML placeholder expressions in the site configuration backend module, attackers could expose sensitive internal information, such as system configuration or HTTP request messages of other website visitors.\n\nA valid backend user account having administrator privileges is needed to exploit this vulnerability.\n\n### Solution\nUpdate to TYPO3 versions 9.5.38 ELTS, 10.4.33, 11.5.20, 12.1.1 that fix the problem described above.\n\n### Credits\nThanks to TYPO3 core & security team member Oliver Hader who reported and fixed the issue.\n\n### References\n* TYPO3-CORE-SA-2022-016\n","public_affected_ranges":["ECOSYSTEM: introduced 10.0.0; fixed 10.4.33"]},{"certainty":"source_listed","source_ids":["sr-370f5cf5c7d309b031f2eb90fe3a2e34"],"technology":"typo3/cms-core","known_exclusions":[],"conditions_summary":"> ### CVSS: `CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:L/A:L/E:F/RL:O/RC:C` (5.3)\n\n### Problem\nDue to the lack of handling user-submitted YAML placeholder expressions in the site configuration backend module, attackers could expose sensitive internal information, such as system configuration or HTTP request messages of other website visitors.\n\nA valid backend user account having administrator privileges is needed to exploit this vulnerability.\n\n### Solution\nUpdate to TYPO3 versions 9.5.38 ELTS, 10.4.33, 11.5.20, 12.1.1 that fix the problem described above.\n\n### Credits\nThanks to TYPO3 core & security team member Oliver Hader who reported and fixed the issue.\n\n### References\n* TYPO3-CORE-SA-2022-016\n","public_affected_ranges":["ECOSYSTEM: introduced 11.0.0; fixed 11.5.20"]},{"certainty":"source_listed","source_ids":["sr-370f5cf5c7d309b031f2eb90fe3a2e34"],"technology":"typo3/cms-core","known_exclusions":[],"conditions_summary":"> ### CVSS: `CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:L/A:L/E:F/RL:O/RC:C` (5.3)\n\n### Problem\nDue to the lack of handling user-submitted YAML placeholder expressions in the site configuration backend module, attackers could expose sensitive internal information, such as system configuration or HTTP request messages of other website visitors.\n\nA valid backend user account having administrator privileges is needed to exploit this vulnerability.\n\n### Solution\nUpdate to TYPO3 versions 9.5.38 ELTS, 10.4.33, 11.5.20, 12.1.1 that fix the problem described above.\n\n### Credits\nThanks to TYPO3 core & security team member Oliver Hader who reported and fixed the issue.\n\n### References\n* TYPO3-CORE-SA-2022-016\n","public_affected_ranges":["ECOSYSTEM: introduced 12.0.0; fixed 12.1.1"]},{"certainty":"source_listed","source_ids":["sr-370f5cf5c7d309b031f2eb90fe3a2e34"],"technology":"typo3/cms","known_exclusions":[],"conditions_summary":"> ### CVSS: `CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:L/A:L/E:F/RL:O/RC:C` (5.3)\n\n### Problem\nDue to the lack of handling user-submitted YAML placeholder expressions in the site configuration backend module, attackers could expose sensitive internal information, such as system configuration or HTTP request messages of other website visitors.\n\nA valid backend user account having administrator privileges is needed to exploit this vulnerability.\n\n### Solution\nUpdate to TYPO3 versions 9.5.38 ELTS, 10.4.33, 11.5.20, 12.1.1 that fix the problem described above.\n\n### Credits\nThanks to TYPO3 core & security team member Oliver Hader who reported and fixed the issue.\n\n### References\n* TYPO3-CORE-SA-2022-016\n","public_affected_ranges":["ECOSYSTEM: introduced 10.0.0; fixed 10.4.33"]},{"certainty":"source_listed","source_ids":["sr-370f5cf5c7d309b031f2eb90fe3a2e34"],"technology":"typo3/cms","known_exclusions":[],"conditions_summary":"> ### CVSS: `CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:L/A:L/E:F/RL:O/RC:C` (5.3)\n\n### Problem\nDue to the lack of handling user-submitted YAML placeholder expressions in the site configuration backend module, attackers could expose sensitive internal information, such as system configuration or HTTP request messages of other website visitors.\n\nA valid backend user account having administrator privileges is needed to exploit this vulnerability.\n\n### Solution\nUpdate to TYPO3 versions 9.5.38 ELTS, 10.4.33, 11.5.20, 12.1.1 that fix the problem described above.\n\n### Credits\nThanks to TYPO3 core & security team member Oliver Hader who reported and fixed the issue.\n\n### References\n* TYPO3-CORE-SA-2022-016\n","public_affected_ranges":["ECOSYSTEM: introduced 11.0.0; fixed 11.5.20"]},{"certainty":"source_listed","source_ids":["sr-370f5cf5c7d309b031f2eb90fe3a2e34"],"technology":"typo3/cms","known_exclusions":[],"conditions_summary":"> ### CVSS: `CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:L/A:L/E:F/RL:O/RC:C` (5.3)\n\n### Problem\nDue to the lack of handling user-submitted YAML placeholder expressions in the site configuration backend module, attackers could expose sensitive internal information, such as system configuration or HTTP request messages of other website visitors.\n\nA valid backend user account having administrator privileges is needed to exploit this vulnerability.\n\n### Solution\nUpdate to TYPO3 versions 9.5.38 ELTS, 10.4.33, 11.5.20, 12.1.1 that fix the problem described above.\n\n### Credits\nThanks to TYPO3 core & security team member Oliver Hader who reported and fixed the issue.\n\n### References\n* TYPO3-CORE-SA-2022-016\n","public_affected_ranges":["ECOSYSTEM: introduced 12.0.0; fixed 12.1.1"]}],"null_published_at":"2026-10-31T22:12:43.400Z","source_updated_at":"2024-10-29T15:23:00.125Z","source_disclosed_at":"2022-12-13T17:13:37.000Z","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":"2026-10-31T21:42:10.675Z"}],"next_cursor":null,"snapshot_revision":"42594"}