CVE-2026-109718
Description
AI Translation Available
Use-after-free in the XML component. This vulnerability was fixed in Firefox 158, Firefox ESR 115.43, and Firefox ESR 153.5.
https://bugzilla.mozilla.org/show_bug.cgi?id=2073692
https://www.mozilla.org/security/advisories/mfsa2026-106/
https://www.mozilla.org/security/advisories/mfsa2026-107/
https://www.mozilla.org/security/advisories/mfsa2026-108/