{"affected":[{"product":"Firefox","source":"CNA: mozilla","vendor":"Mozilla","versions":[{"lessThanOrEqual":"*","status":"unaffected","version":"160","versionType":"rpm"}]}],"cveId":"CVE-2026-124900","cwes":["CWE-416"],"description":"Sandbox escape due to use-after-free in the DOM: Service Workers component. This vulnerability was fixed in Firefox 160.","epss":null,"exploits":[],"kev":null,"metrics":[{"score":9.6,"severity":"critical","source":"ADP: CISA-ADP","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H","version":"3.1"}],"modifiedAt":1794320976132,"publishedAt":1794317331903,"references":[{"source":"CNA: mozilla","tags":[],"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=2083116"},{"source":"CNA: mozilla","tags":[],"url":"https://www.mozilla.org/security/advisories/mfsa2026-125/"}],"remediation":[],"revision":"a284e49d8f8141d9ad6d807cd05617ea311cf87ebeac8a338636bedb87cf7075","sources":[{"modifiedAt":1794320976132,"name":"CNA: mozilla","retrievedAt":1794323426916,"url":"https://www.cve.org/CVERecord?id=CVE-2026-124900"}],"ssvc":{"assessedAt":1794320973472,"automatable":"no","exploitation":"none","source":"ADP: CISA-ADP","technicalImpact":"total"},"status":"published","title":"Sandbox escape due to use-after-free in the DOM: Service Workers component","updatedAt":1794323426916}