{"action":"Upgrade dompurify to 3.4.0 or later.","affected":[{"fixed":"3.4.0","introduced":"3.0.1"}],"component":"dompurify","cve_ids":["CVE-2026-41238"],"ecosystem":"npm","epss":0.0027,"exploited":false,"fixed_versions":["3.4.0"],"ghsa_id":"GHSA-v9jr-rg53-9pgp","id":"tcs_01M5KGBD0DPQ3BW5G754S0NBY3","modified_at":"2026-09-10T03:51:03.414330043Z","published_at":"2026-04-22T17:31:32Z","references":["https://osv.dev/vulnerability/GHSA-v9jr-rg53-9pgp","https://github.com/cure53/DOMPurify/security/advisories/GHSA-v9jr-rg53-9pgp","https://nvd.nist.gov/vuln/detail/CVE-2026-41238","https://github.com/cure53/DOMPurify","https://github.com/cure53/DOMPurify/releases/tag/3.4.0"],"severity":{"label":"medium","score":6.9},"sources":[{"source":"osv","source_id":"GHSA-v9jr-rg53-9pgp","url":"https://osv.dev/vulnerability/GHSA-v9jr-rg53-9pgp"}],"summary":"DOMPurify: Prototype Pollution to XSS Bypass via CUSTOM_ELEMENT_HANDLING Fallback"}