CVE-2026-49458
1 advisory.
npm/dompurify CVE-2026-49458: medium 6.1
DOMPurify: Cross-realm IN_PLACE sanitization leaves executable markup intact via realm-bound `instanceof` checks
Action: Upgrade dompurify to 3.4.6 or later.
npm i dompurify@3.4.6Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | 3.4.6 | - |
Fixed versions
| 3.4.6 |
Sources
- osv: GHSA-hpcv-96wg-7vj8
- https://github.com/cure53/DOMPurify/security/advisories/GHSA-hpcv-96wg-7vj8
- https://github.com/cure53/DOMPurify
CVE-2026-49458 · published · modified · JSON