{"id":"CVE-2026-74942","aliases":[],"url":"https://o3.security/vulnerability/CVE-2026-74942","summary":"Privilege escalation in the Remote Settings Client component. This vulnerability was fixed in Firefox 154, Firefox ESR 115.39, Firefox ESR 140.14, and Firefox ESR 153.1.","details":"Privilege escalation in the Remote Settings Client component. This vulnerability was fixed in Firefox 154, Firefox ESR 115.39, Firefox ESR 140.14, and Firefox ESR 153.1.","published":"2026-08-18T13:17:30.673","modified":"2026-08-18T13:17:30.673","cvss":null,"epss":null,"cisaKev":null,"exploitsKnown":null,"affectedPackages":[],"fix":null,"references":[{"type":"WEB","url":"https://bugzilla.mozilla.org/show_bug.cgi?id=2056571"},{"type":"WEB","url":"https://www.mozilla.org/security/advisories/mfsa2026-74/"},{"type":"WEB","url":"https://www.mozilla.org/security/advisories/mfsa2026-75/"},{"type":"WEB","url":"https://www.mozilla.org/security/advisories/mfsa2026-76/"},{"type":"WEB","url":"https://www.mozilla.org/security/advisories/mfsa2026-77/"}],"provenance":{"sources":["OSV.dev","NVD","FIRST.org (EPSS)"],"lastVerified":"2026-08-18T13:17:30.673"}}