{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-118020","assignerOrgId":"f16b083a-5664-49f3-a51e-8d479e5ed7fe","state":"PUBLISHED","assignerShortName":"mozilla","dateReserved":"2026-10-27T14:06:03.527Z","datePublished":"2026-10-27T14:06:03.687Z","dateUpdated":"2026-10-27T18:18:06.754Z"},"containers":{"cna":{"affected":[{"product":"Firefox","vendor":"Mozilla","versions":[{"status":"unaffected","version":"159","lessThanOrEqual":"*","versionType":"rpm"}]},{"product":"Thunderbird","vendor":"Mozilla","versions":[{"status":"unaffected","version":"159","lessThanOrEqual":"*","versionType":"rpm"}]}],"descriptions":[{"lang":"en","value":"Use-after-free in the Layout component. This vulnerability was fixed in Firefox 159 and Thunderbird 159.","supportingMedia":[{"type":"text/html","base64":false,"value":"Use-after-free in the Layout component. This vulnerability was fixed in Firefox 159 and Thunderbird 159."}]}],"title":"Use-after-free in the Layout component","references":[{"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=2075977"},{"url":"https://www.mozilla.org/security/advisories/mfsa2026-118/"},{"url":"https://www.mozilla.org/security/advisories/mfsa2026-121/"}],"credits":[{"lang":"en","value":"Mozilla"}],"providerMetadata":{"orgId":"f16b083a-5664-49f3-a51e-8d479e5ed7fe","shortName":"mozilla","dateUpdated":"2026-10-27T18:18:06.754Z"}}}}