{"items":[{"id":"NVI-00003305","kind":"vulnerability","title":"Dompdf vulnerable to URI validation failure on SVG parsing","revision":4,"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-3cw5-7cxw-v5qg","CVE-2023-23924"],"plain_summary":"OSV carries this publisher advisory for dompdf/dompdf. 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 2.0.2 for dompdf/dompdf. Confirm the publisher’s latest guidance.","source_ids":["sr-39f726c72c27c35e7b9d9333fe60bec6"],"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-17011a928de652909a90bb4efc0d5203"],"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":"2026-06-17T05:38:17.923Z","value":"10 CRITICAL (3.1)","meaning":"security-advisories@github.com severity; no combined Null risk score.","source_id":"sr-dd9863dd29b266b00e96576c820c5404"},{"kind":"CVSS","as_of":"2026-06-17T05:38:17.923Z","value":"9.8 CRITICAL (3.1)","meaning":"nvd@nist.gov severity; no combined Null risk score.","source_id":"sr-dd9863dd29b266b00e96576c820c5404"},{"kind":"EPSS","as_of":"2026-11-03T12:00:27.000Z","value":"3.572%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.89383. Missing scores are unknown.","source_id":"sr-17011a928de652909a90bb4efc0d5203"}],"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-39f726c72c27c35e7b9d9333fe60bec6","url":"https://github.com/advisories/GHSA-3cw5-7cxw-v5qg","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-3cw5-7cxw-v5qg","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:41:49.654Z"},{"id":"sr-dd9863dd29b266b00e96576c820c5404","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-23924","basis":"official_catalog","notes":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","title":"CVE-2023-23924","publisher":"NIST National Vulnerability Database","observed_at":"2026-11-01T00:58:21.621Z"},{"id":"sr-17011a928de652909a90bb4efc0d5203","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-2023-23924","publisher":"FIRST EPSS","observed_at":"2026-11-03T17:42:56.080Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-39f726c72c27c35e7b9d9333fe60bec6"],"technology":"dompdf/dompdf","known_exclusions":[],"conditions_summary":"### Summary\nThe URI validation on dompdf 2.0.1 can be bypassed on SVG parsing by passing `` tags with uppercase letters. This might leads to arbitrary object unserialize on PHP ` tags, in src/Image/Cache.php : \n\n```\nif ($type === \"svg\") {\n    $parser = xml_parser_create(\"utf-8\");\n    xml_parser_set_option($parser, XML_OPTION_CASE_FOLDING, false);\n    xml_set_element_handler(\n        $parser,\n        function ($parser, $name, $attributes) use ($options, $parsed_url, $full_url) {\n            if ($name === \"image\") {\n                $attributes = array_change_key_case($attributes, CASE_LOWER);\n```\nThis part will try to detect `` tags in SVG, and will take the href to validate it against the protocolAllowed whitelist. However, the `$name comparison with \"image\" is case sensitive, which means that such a tag in the SVG will pass : \n\n```\n\n    \n\n```\n\nAs the tag is named \"Image\" and not \"image\", it will not pass the condition to trigger the check.\n\nA correct solution would be to strtolower the `$name` before the check : \n\n```\nif (st","public_affected_ranges":["ECOSYSTEM: introduced 0; fixed 2.0.2"]}],"null_published_at":"2026-11-07T22:29:23.462Z","source_updated_at":"2026-09-10T03:49:56.603Z","source_disclosed_at":"2023-02-01T01:37:56.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"Source facts changed; compare the preserved prior revision.","null_first_observed_at":"2026-10-31T21:41:49.654Z"},{"id":"NVI-00003305","kind":"vulnerability","title":"Dompdf vulnerable to URI validation failure on SVG parsing","revision":3,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-3cw5-7cxw-v5qg","CVE-2023-23924"],"plain_summary":"OSV carries this publisher advisory for dompdf/dompdf. 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 2.0.2 for dompdf/dompdf. Confirm the publisher’s latest guidance.","source_ids":["sr-39f726c72c27c35e7b9d9333fe60bec6"],"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-17011a928de652909a90bb4efc0d5203"],"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":"EPSS","as_of":"2026-11-03T12:00:27.000Z","value":"3.572%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.89383. Missing scores are unknown.","source_id":"sr-17011a928de652909a90bb4efc0d5203"}],"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-39f726c72c27c35e7b9d9333fe60bec6","url":"https://github.com/advisories/GHSA-3cw5-7cxw-v5qg","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-3cw5-7cxw-v5qg","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:41:49.654Z"},{"id":"sr-17011a928de652909a90bb4efc0d5203","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-2023-23924","publisher":"FIRST EPSS","observed_at":"2026-11-03T17:42:56.080Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-39f726c72c27c35e7b9d9333fe60bec6"],"technology":"dompdf/dompdf","known_exclusions":[],"conditions_summary":"### Summary\nThe URI validation on dompdf 2.0.1 can be bypassed on SVG parsing by passing `` tags with uppercase letters. This might leads to arbitrary object unserialize on PHP ` tags, in src/Image/Cache.php : \n\n```\nif ($type === \"svg\") {\n    $parser = xml_parser_create(\"utf-8\");\n    xml_parser_set_option($parser, XML_OPTION_CASE_FOLDING, false);\n    xml_set_element_handler(\n        $parser,\n        function ($parser, $name, $attributes) use ($options, $parsed_url, $full_url) {\n            if ($name === \"image\") {\n                $attributes = array_change_key_case($attributes, CASE_LOWER);\n```\nThis part will try to detect `` tags in SVG, and will take the href to validate it against the protocolAllowed whitelist. However, the `$name comparison with \"image\" is case sensitive, which means that such a tag in the SVG will pass : \n\n```\n\n    \n\n```\n\nAs the tag is named \"Image\" and not \"image\", it will not pass the condition to trigger the check.\n\nA correct solution would be to strtolower the `$name` before the check : \n\n```\nif (st","public_affected_ranges":["ECOSYSTEM: introduced 0; fixed 2.0.2"]}],"null_published_at":"2026-11-07T14:01:55.371Z","source_updated_at":"2026-09-10T03:49:56.603Z","source_disclosed_at":"2023-02-01T01:37:56.000Z","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":"2026-10-31T21:41:49.654Z"},{"id":"NVI-00003305","kind":"vulnerability","title":"Dompdf vulnerable to URI validation failure on SVG parsing","revision":2,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-3cw5-7cxw-v5qg","CVE-2023-23924"],"plain_summary":"OSV carries this publisher advisory for dompdf/dompdf. 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 2.0.2 for dompdf/dompdf. Confirm the publisher’s latest guidance.","source_ids":["sr-39f726c72c27c35e7b9d9333fe60bec6"],"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-0726394a06dcaae306dc5368f3c4d674"],"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":"EPSS","as_of":"2026-11-01T12:00:16.000Z","value":"3.572%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.89368. Missing scores are unknown.","source_id":"sr-0726394a06dcaae306dc5368f3c4d674"}],"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-39f726c72c27c35e7b9d9333fe60bec6","url":"https://github.com/advisories/GHSA-3cw5-7cxw-v5qg","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-3cw5-7cxw-v5qg","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:41:49.654Z"},{"id":"sr-0726394a06dcaae306dc5368f3c4d674","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-2023-23924","publisher":"FIRST EPSS","observed_at":"2026-11-01T14:27:48.610Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-39f726c72c27c35e7b9d9333fe60bec6"],"technology":"dompdf/dompdf","known_exclusions":[],"conditions_summary":"### Summary\nThe URI validation on dompdf 2.0.1 can be bypassed on SVG parsing by passing `` tags with uppercase letters. This might leads to arbitrary object unserialize on PHP ` tags, in src/Image/Cache.php : \n\n```\nif ($type === \"svg\") {\n    $parser = xml_parser_create(\"utf-8\");\n    xml_parser_set_option($parser, XML_OPTION_CASE_FOLDING, false);\n    xml_set_element_handler(\n        $parser,\n        function ($parser, $name, $attributes) use ($options, $parsed_url, $full_url) {\n            if ($name === \"image\") {\n                $attributes = array_change_key_case($attributes, CASE_LOWER);\n```\nThis part will try to detect `` tags in SVG, and will take the href to validate it against the protocolAllowed whitelist. However, the `$name comparison with \"image\" is case sensitive, which means that such a tag in the SVG will pass : \n\n```\n\n    \n\n```\n\nAs the tag is named \"Image\" and not \"image\", it will not pass the condition to trigger the check.\n\nA correct solution would be to strtolower the `$name` before the check : \n\n```\nif (st","public_affected_ranges":["ECOSYSTEM: introduced 0; fixed 2.0.2"]}],"null_published_at":"2026-11-02T20:21:07.827Z","source_updated_at":"2026-09-10T03:49:56.603Z","source_disclosed_at":"2023-02-01T01:37:56.000Z","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":"2026-10-31T21:41:49.654Z"},{"id":"NVI-00003305","kind":"vulnerability","title":"Dompdf vulnerable to URI validation failure on SVG parsing","revision":1,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-3cw5-7cxw-v5qg","CVE-2023-23924"],"plain_summary":"OSV carries this publisher advisory for dompdf/dompdf. 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 2.0.2 for dompdf/dompdf. Confirm the publisher’s latest guidance.","source_ids":["sr-39f726c72c27c35e7b9d9333fe60bec6"],"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-39f726c72c27c35e7b9d9333fe60bec6","url":"https://github.com/advisories/GHSA-3cw5-7cxw-v5qg","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-3cw5-7cxw-v5qg","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:41:49.654Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-39f726c72c27c35e7b9d9333fe60bec6"],"technology":"dompdf/dompdf","known_exclusions":[],"conditions_summary":"### Summary\nThe URI validation on dompdf 2.0.1 can be bypassed on SVG parsing by passing `` tags with uppercase letters. This might leads to arbitrary object unserialize on PHP ` tags, in src/Image/Cache.php : \n\n```\nif ($type === \"svg\") {\n    $parser = xml_parser_create(\"utf-8\");\n    xml_parser_set_option($parser, XML_OPTION_CASE_FOLDING, false);\n    xml_set_element_handler(\n        $parser,\n        function ($parser, $name, $attributes) use ($options, $parsed_url, $full_url) {\n            if ($name === \"image\") {\n                $attributes = array_change_key_case($attributes, CASE_LOWER);\n```\nThis part will try to detect `` tags in SVG, and will take the href to validate it against the protocolAllowed whitelist. However, the `$name comparison with \"image\" is case sensitive, which means that such a tag in the SVG will pass : \n\n```\n\n    \n\n```\n\nAs the tag is named \"Image\" and not \"image\", it will not pass the condition to trigger the check.\n\nA correct solution would be to strtolower the `$name` before the check : \n\n```\nif (st","public_affected_ranges":["ECOSYSTEM: introduced 0; fixed 2.0.2"]}],"null_published_at":"2026-10-31T22:12:48.011Z","source_updated_at":"2026-09-10T03:49:56.603Z","source_disclosed_at":"2023-02-01T01:37:56.000Z","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":"2026-10-31T21:41:49.654Z"}],"next_cursor":null,"snapshot_revision":"42594"}