CVE-2026-4700
Description
AI Translation Available
Mitigation bypass in the Networking: HTTP component. This vulnerability affects Firefox < 149 and Firefox ESR < 140.9.
https://bugzilla.mozilla.org/show_bug.cgi?id=2003766
https://www.mozilla.org/security/advisories/mfsa2026-20/
https://www.mozilla.org/security/advisories/mfsa2026-22/