{"id":"CVE-2026-118004","title":"Incorrect boundary conditions in the CSS Transitions and Animations component","summary":"Incorrect boundary conditions in the CSS Transitions and Animations component. This vulnerability was fixed in Firefox 159, Firefox ESR 153.6, Thunderbird 159, and Thunderbird 153.6.","severity":"none","vendor":"Mozilla","product":"Firefox","affected":["Firefox","Thunderbird"],"published":"2026-10-27","updated":"2026-10-27","sourceUpdated":"2026-10-27T18:30:31.194Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-118004","references":[{"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=2077756"},{"url":"https://www.mozilla.org/security/advisories/mfsa2026-118/"},{"url":"https://www.mozilla.org/security/advisories/mfsa2026-120/"},{"url":"https://www.mozilla.org/security/advisories/mfsa2026-121/"},{"url":"https://www.mozilla.org/security/advisories/mfsa2026-122/"}],"tags":["cve.org"],"ingestedAt":"2026-10-27T16:11:59.426Z","epss":0.00181,"epssPercentile":0.07782,"slug":"CVE-2026-118004","body":"## Overview\n\nIncorrect boundary conditions in the CSS Transitions and Animations component. This vulnerability was fixed in Firefox 159, Firefox ESR 153.6, Thunderbird 159, and Thunderbird 153.6.\n\n## Affected\n\n- `Firefox`\n- `Thunderbird`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":3,"depthScoreParts":{"impact":2.8,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}