{"items":[{"id":"NVI-00010616","kind":"vulnerability","title":"DOMPurify IN_PLACE: hook that removes a parent or sibling leaves the detached subtree's event handlers armed (incomplete fix for GHSA-p98j-92pf-mc4p)","revision":2,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-mrv2-3pqr-j5jr","CVE-2026-116803"],"plain_summary":"GitHub lists this reviewed advisory for dompurify. Published version ranges and source prerequisites are shown below; this is not an inspection of a visitor’s application.","review_status":"source_listed","control_topics":[],"public_actions":[{"summary":"Identify the exact component and deployed version, examine the linked publisher’s conditions, and retain evidence of any mitigation.","source_ids":["sr-6d4f9d4aa8e9d526b1b5d7d82e8b1346"],"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},{"summary":"The original advisory lists fixed boundaries 3.4.17 for dompurify. Confirm the publisher’s latest guidance.","source_ids":["sr-0583ed9261ff98204c0f85ae3e225eeb"],"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-6d4f9d4aa8e9d526b1b5d7d82e8b1346","url":"https://github.com/advisories/GHSA-mrv2-3pqr-j5jr","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-mrv2-3pqr-j5jr","publisher":"GitHub Advisory Database","observed_at":"2026-10-31T22:07:30.906Z"},{"id":"sr-0583ed9261ff98204c0f85ae3e225eeb","url":"https://github.com/advisories/GHSA-mrv2-3pqr-j5jr","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-mrv2-3pqr-j5jr","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-11-03T22:34:54.009Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-6d4f9d4aa8e9d526b1b5d7d82e8b1346"],"technology":"dompurify","known_exclusions":[],"conditions_summary":"### Summary\n\nThe 3.4.16 fix for GHSA-p98j-92pf-mc4p only covers a hook that removes the node it was called for. If an `IN_PLACE` hook removes a different node, like the current node's parent or a sibling that has not been visited yet, that subtree is never walked or neutralized. Event handlers in it stay on the elements, and an `` that was already loading fires after `sanitize()` returns.\n\nThe README says: \"Nodes that a hook detaches from the tree ... are treated as removed. In IN_PLACE mode their subtree is neutralized inline, so an `` that was already loading when you built the live tree cannot fire after `sanitize()` returns.\" That does not hold when the detached node is not the hook's own node.\n\n### Tested versions\n\n- 3.4.16 (latest) and main at 18f8f0e\n- also 3.4.15, 3.4.12 and 2.5.8\n\njsdom for the matrix below, and Chromium (Playwright) for the event actually firing.\n\n### Details\n\n`src/purify.ts` line 2134 (`dist/purify.cjs.js` line 2009 in 3.4.16), `_handleHookDetachedNode()`:\n\n```js\nif (currentNode === root || getParentNode(currentNode) !== null) {\n  return false;\n}\nif (IN_PLACE) {\n  _neutralizeSubtree(currentNode);\n}\n```\n\nIt only checks whether `cu","public_affected_ranges":["<= 3.4.16"]},{"certainty":"source_listed","source_ids":["sr-0583ed9261ff98204c0f85ae3e225eeb"],"technology":"dompurify","known_exclusions":[],"conditions_summary":"### Summary\n\nThe 3.4.16 fix for GHSA-p98j-92pf-mc4p only covers a hook that removes the node it was called for. If an `IN_PLACE` hook removes a different node, like the current node's parent or a sibling that has not been visited yet, that subtree is never walked or neutralized. Event handlers in it stay on the elements, and an `` that was already loading fires after `sanitize()` returns.\n\nThe README says: \"Nodes that a hook detaches from the tree ... are treated as removed. In IN_PLACE mode their subtree is neutralized inline, so an `` that was already loading when you built the live tree cannot fire after `sanitize()` returns.\" That does not hold when the detached node is not the hook's own node.\n\n### Tested versions\n\n- 3.4.16 (latest) and main at 18f8f0e\n- also 3.4.15, 3.4.12 and 2.5.8\n\njsdom for the matrix below, and Chromium (Playwright) for the event actually firing.\n\n### Details\n\n`src/purify.ts` line 2134 (`dist/purify.cjs.js` line 2009 in 3.4.16), `_handleHookDetachedNode()`:\n\n```js\nif (currentNode === root || getParentNode(currentNode) !== null) {\n  return false;\n}\nif (IN_PLACE) {\n  _neutralizeSubtree(currentNode);\n}\n```\n\nIt only checks whether `cu","public_affected_ranges":["SEMVER: introduced 0; fixed 3.4.17"]}],"null_published_at":"2026-11-03T22:39:43.348Z","source_updated_at":"2026-10-22T16:24:53.000Z","source_disclosed_at":"2026-10-22T16:24:52.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"Source facts changed; compare the preserved prior revision.","null_first_observed_at":"2026-10-31T22:07:30.906Z"},{"id":"NVI-00010616","kind":"vulnerability","title":"DOMPurify IN_PLACE: hook that removes a parent or sibling leaves the detached subtree's event handlers armed (incomplete fix for GHSA-p98j-92pf-mc4p)","revision":1,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-mrv2-3pqr-j5jr"],"plain_summary":"GitHub lists this reviewed advisory for dompurify. Published version ranges and source prerequisites are shown below; this is not an inspection of a visitor’s application.","review_status":"source_listed","control_topics":[],"public_actions":[{"summary":"Identify the exact component and deployed version, examine the linked publisher’s conditions, and retain evidence of any mitigation.","source_ids":["sr-6d4f9d4aa8e9d526b1b5d7d82e8b1346"],"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":[],"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-6d4f9d4aa8e9d526b1b5d7d82e8b1346","url":"https://github.com/advisories/GHSA-mrv2-3pqr-j5jr","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-mrv2-3pqr-j5jr","publisher":"GitHub Advisory Database","observed_at":"2026-10-31T22:07:30.906Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-6d4f9d4aa8e9d526b1b5d7d82e8b1346"],"technology":"dompurify","known_exclusions":[],"conditions_summary":"### Summary\n\nThe 3.4.16 fix for GHSA-p98j-92pf-mc4p only covers a hook that removes the node it was called for. If an `IN_PLACE` hook removes a different node, like the current node's parent or a sibling that has not been visited yet, that subtree is never walked or neutralized. Event handlers in it stay on the elements, and an `` that was already loading fires after `sanitize()` returns.\n\nThe README says: \"Nodes that a hook detaches from the tree ... are treated as removed. In IN_PLACE mode their subtree is neutralized inline, so an `` that was already loading when you built the live tree cannot fire after `sanitize()` returns.\" That does not hold when the detached node is not the hook's own node.\n\n### Tested versions\n\n- 3.4.16 (latest) and main at 18f8f0e\n- also 3.4.15, 3.4.12 and 2.5.8\n\njsdom for the matrix below, and Chromium (Playwright) for the event actually firing.\n\n### Details\n\n`src/purify.ts` line 2134 (`dist/purify.cjs.js` line 2009 in 3.4.16), `_handleHookDetachedNode()`:\n\n```js\nif (currentNode === root || getParentNode(currentNode) !== null) {\n  return false;\n}\nif (IN_PLACE) {\n  _neutralizeSubtree(currentNode);\n}\n```\n\nIt only checks whether `cu","public_affected_ranges":["<= 3.4.16"]}],"null_published_at":"2026-10-31T22:27:09.625Z","source_updated_at":"2026-10-22T16:24:53.000Z","source_disclosed_at":"2026-10-22T16:24:52.000Z","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":"2026-10-31T22:07:30.906Z"}],"next_cursor":null,"snapshot_revision":"42594"}