{"id":"CVE-2026-74979","aliases":[],"url":"https://o3.security/vulnerability/CVE-2026-74979","summary":"Mitigation bypass in the Add-ons Manager component. This vulnerability was fixed in Firefox 154 and Firefox ESR 153.1.","details":"Mitigation bypass in the Add-ons Manager component. This vulnerability was fixed in Firefox 154 and Firefox ESR 153.1.","published":"2026-08-18T13:17:36.683","modified":"2026-08-18T13:17:36.683","cvss":null,"epss":null,"cisaKev":null,"exploitsKnown":null,"affectedPackages":[],"fix":null,"references":[{"type":"WEB","url":"https://bugzilla.mozilla.org/show_bug.cgi?id=2045676"},{"type":"WEB","url":"https://www.mozilla.org/security/advisories/mfsa2026-74/"},{"type":"WEB","url":"https://www.mozilla.org/security/advisories/mfsa2026-77/"}],"provenance":{"sources":["OSV.dev","NVD","FIRST.org (EPSS)"],"lastVerified":"2026-08-18T13:17:36.683"}}