{"id":"CVE-2026-109782","revision":"5b1c072ecb2c4f45b42d30190a2685d4","records":[{"revision":"5b1c072ecb2c4f45b42d30190a2685d4","observedAt":"2026-10-26T20:35:31.018+00:00","statement":{"source":"cve-program","id":"CVE-2026-109782","aliases":[],"title":"Mitigation bypass in the File Handling component","description":"Mitigation bypass in the File Handling component. This vulnerability was fixed in Firefox ESR 153.5 and Thunderbird 153.5.","state":0,"publishedAt":"2026-10-13T12:29:36.025+00:00","modifiedAt":"2026-10-26T19:41:02.033+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\": \"153.5\",\n                            \"lessThanOrEqual\": \"*\",\n                            \"versionType\": \"rpm\"\n                        }\n                    ]\n                }"},{"ecosystem":"Vendor product","name":"Thunderbird","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"product\": \"Thunderbird\",\n                    \"vendor\": \"Mozilla\",\n                    \"versions\": [\n                        {\n                            \"status\": \"unaffected\",\n                            \"version\": \"153.5\",\n                            \"lessThanOrEqual\": \"*\",\n                            \"versionType\": \"rpm\"\n                        }\n                    ]\n                }"}],"metrics":[],"references":["https://bugzilla.mozilla.org/show_bug.cgi?id=2067465","https://www.mozilla.org/security/advisories/mfsa2026-108/","https://www.mozilla.org/security/advisories/mfsa2026-110/"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-109782","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-109782","identifiers":["CVE-2026-109782"]},"retained":false,"historicalAffected":[]}],"coverage":[]}