{"affected":[{"product":"Firefox","source":"CNA: mozilla","vendor":"Mozilla","versions":[{"lessThanOrEqual":"115.*","status":"unaffected","version":"115.45","versionType":"rpm"},{"lessThanOrEqual":"153.*","status":"unaffected","version":"153.7","versionType":"rpm"},{"lessThanOrEqual":"*","status":"unaffected","version":"160","versionType":"rpm"}]}],"cveId":"CVE-2026-124903","cwes":[],"description":"Sandbox escape due to use-after-free in the IPC component. This vulnerability was fixed in Firefox 160, Firefox ESR 115.45, and Firefox ESR 153.7.","epss":null,"exploits":[],"kev":null,"metrics":[],"modifiedAt":1794317310734,"publishedAt":1794317310734,"references":[{"source":"CNA: mozilla","tags":[],"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=2084673"},{"source":"CNA: mozilla","tags":[],"url":"https://www.mozilla.org/security/advisories/mfsa2026-125/"},{"source":"CNA: mozilla","tags":[],"url":"https://www.mozilla.org/security/advisories/mfsa2026-126/"},{"source":"CNA: mozilla","tags":[],"url":"https://www.mozilla.org/security/advisories/mfsa2026-127/"}],"remediation":[],"revision":"c0b3283418caf6e0f6ebff0f113fe56c4aa6ee43babe738a1108be18a357e6f0","sources":[{"modifiedAt":1794317310734,"name":"CNA: mozilla","retrievedAt":1794319794402,"url":"https://www.cve.org/CVERecord?id=CVE-2026-124903"}],"ssvc":null,"status":"published","title":"Sandbox escape due to use-after-free in the IPC component","updatedAt":1794319794402}