{"action":"Upgrade dompurify to 3.4.6 or later.","affected":[{"fixed":"3.4.6","introduced":"0"}],"component":"dompurify","cve_ids":["CVE-2026-49458"],"ecosystem":"npm","epss":0.00404,"exploited":false,"fixed_versions":["3.4.6"],"ghsa_id":"GHSA-hpcv-96wg-7vj8","id":"tcs_01M5KFVPC2Z30RP7CHXCXZ2GTE","modified_at":"2026-09-10T03:50:49.943821317Z","published_at":"2026-06-15T19:56:35Z","references":["https://osv.dev/vulnerability/GHSA-hpcv-96wg-7vj8","https://github.com/cure53/DOMPurify/security/advisories/GHSA-hpcv-96wg-7vj8","https://github.com/cure53/DOMPurify"],"severity":{"label":"medium","score":6.1},"sources":[{"source":"osv","source_id":"GHSA-hpcv-96wg-7vj8","url":"https://osv.dev/vulnerability/GHSA-hpcv-96wg-7vj8"}],"summary":"DOMPurify: Cross-realm IN_PLACE sanitization leaves executable markup intact via realm-bound `instanceof` checks"}