{"id":"CVE-2026-117880","revision":"a91c6743dbad4a39994213e352ab23e3","records":[{"revision":"a91c6743dbad4a39994213e352ab23e3","observedAt":"2026-10-27T15:44:06.157+00:00","statement":{"source":"cve-program","id":"CVE-2026-117880","aliases":[],"title":"Use-after-free in the XML component","description":"Use-after-free in the XML component. This vulnerability was fixed in Firefox 159, Firefox ESR 115.44, and Firefox ESR 153.6.","state":0,"publishedAt":"2026-10-27T14:05:09.909+00:00","modifiedAt":"2026-10-27T14:05:09.909+00:00","affected":[{"ecosystem":"Vendor product","name":"Firefox","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"product\": \"Firefox\",\n                    \"vendor\": \"Mozilla\",\n                    \"versions\": [\n                        {\n                            \"status\": \"unaffected\",\n                            \"version\": \"115.44\",\n                            \"lessThanOrEqual\": \"115.*\",\n                            \"versionType\": \"rpm\"\n                        },\n                        {\n                            \"status\": \"unaffected\",\n                            \"version\": \"153.6\",\n                            \"lessThanOrEqual\": \"153.*\",\n                            \"versionType\": \"rpm\"\n                        },\n                        {\n                            \"status\": \"unaffected\",\n                            \"version\": \"159\",\n                            \"lessThanOrEqual\": \"*\",\n                            \"versionType\": \"rpm\"\n                        }\n                    ]\n                }"}],"metrics":[],"references":["https://bugzilla.mozilla.org/show_bug.cgi?id=2075996","https://www.mozilla.org/security/advisories/mfsa2026-118/","https://www.mozilla.org/security/advisories/mfsa2026-119/","https://www.mozilla.org/security/advisories/mfsa2026-120/"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-117880","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-117880","identifiers":["CVE-2026-117880"]},"retained":false,"historicalAffected":[]}],"coverage":[]}