{"api_version":"1","generated_at":"2026-09-16T11:13:27+00:00","cve":"CVE-2026-92019","urls":{"html":"https://cve.report/CVE-2026-92019","api":"https://cve.report/api/cve/CVE-2026-92019.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-92019","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-92019"},"summary":{"title":"Mitigation bypass in the Remote Settings Client component","description":"Mitigation bypass in the Remote Settings Client component. This vulnerability was fixed in Firefox 156, Firefox ESR 115.41, Firefox ESR 140.16, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 140.16.","state":"PUBLISHED","assigner":"mozilla","published_at":"2026-09-15 13:16:51","updated_at":"2026-09-15 20:19:29"},"problem_types":[],"metrics":[],"references":[{"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=2065636","name":"https://bugzilla.mozilla.org/show_bug.cgi?id=2065636","refsource":"security@mozilla.org","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.mozilla.org/security/advisories/mfsa2026-94/","name":"https://www.mozilla.org/security/advisories/mfsa2026-94/","refsource":"security@mozilla.org","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.mozilla.org/security/advisories/mfsa2026-95/","name":"https://www.mozilla.org/security/advisories/mfsa2026-95/","refsource":"security@mozilla.org","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.mozilla.org/security/advisories/mfsa2026-93/","name":"https://www.mozilla.org/security/advisories/mfsa2026-93/","refsource":"security@mozilla.org","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.mozilla.org/security/advisories/mfsa2026-92/","name":"https://www.mozilla.org/security/advisories/mfsa2026-92/","refsource":"security@mozilla.org","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.mozilla.org/security/advisories/mfsa2026-91/","name":"https://www.mozilla.org/security/advisories/mfsa2026-91/","refsource":"security@mozilla.org","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.mozilla.org/security/advisories/mfsa2026-90/","name":"https://www.mozilla.org/security/advisories/mfsa2026-90/","refsource":"security@mozilla.org","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-92019","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-92019","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Mozilla","product":"Firefox","version":"unaffected 115.41 115.* rpm","platforms":[]},{"source":"CNA","vendor":"Mozilla","product":"Firefox","version":"unaffected 140.16 140.* rpm","platforms":[]},{"source":"CNA","vendor":"Mozilla","product":"Firefox","version":"unaffected 153.3 153.* rpm","platforms":[]},{"source":"CNA","vendor":"Mozilla","product":"Firefox","version":"unaffected 156 * rpm","platforms":[]},{"source":"CNA","vendor":"Mozilla","product":"Thunderbird","version":"unaffected 140.16 140.* rpm","platforms":[]},{"source":"CNA","vendor":"Mozilla","product":"Thunderbird","version":"unaffected 156 * rpm","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[{"source":"CNA","value":"Shu Takahashi","lang":"en"}],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"product":"Firefox","vendor":"Mozilla","versions":[{"lessThanOrEqual":"115.*","status":"unaffected","version":"115.41","versionType":"rpm"},{"lessThanOrEqual":"140.*","status":"unaffected","version":"140.16","versionType":"rpm"},{"lessThanOrEqual":"153.*","status":"unaffected","version":"153.3","versionType":"rpm"},{"lessThanOrEqual":"*","status":"unaffected","version":"156","versionType":"rpm"}]},{"product":"Thunderbird","vendor":"Mozilla","versions":[{"lessThanOrEqual":"140.*","status":"unaffected","version":"140.16","versionType":"rpm"},{"lessThanOrEqual":"*","status":"unaffected","version":"156","versionType":"rpm"}]}],"credits":[{"lang":"en","value":"Shu Takahashi"}],"descriptions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"Mitigation bypass in the Remote Settings Client component. This vulnerability was fixed in Firefox 156, Firefox ESR 115.41, Firefox ESR 140.16, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 140.16."}],"value":"Mitigation bypass in the Remote Settings Client component. This vulnerability was fixed in Firefox 156, Firefox ESR 115.41, Firefox ESR 140.16, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 140.16."}],"providerMetadata":{"dateUpdated":"2026-09-15T20:01:47.066Z","orgId":"f16b083a-5664-49f3-a51e-8d479e5ed7fe","shortName":"mozilla"},"references":[{"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=2065636"},{"url":"https://www.mozilla.org/security/advisories/mfsa2026-90/"},{"url":"https://www.mozilla.org/security/advisories/mfsa2026-91/"},{"url":"https://www.mozilla.org/security/advisories/mfsa2026-92/"},{"url":"https://www.mozilla.org/security/advisories/mfsa2026-93/"},{"url":"https://www.mozilla.org/security/advisories/mfsa2026-94/"},{"url":"https://www.mozilla.org/security/advisories/mfsa2026-95/"}],"title":"Mitigation bypass in the Remote Settings Client component"}},"cveMetadata":{"assignerOrgId":"f16b083a-5664-49f3-a51e-8d479e5ed7fe","assignerShortName":"mozilla","cveId":"CVE-2026-92019","datePublished":"2026-09-15T12:33:39.132Z","dateReserved":"2026-09-15T12:33:38.619Z","dateUpdated":"2026-09-15T20:01:47.066Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-09-15 13:16:51","lastModifiedDate":"2026-09-15 20:19:29","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"92019","Ordinal":"1","Title":"Mitigation bypass in the Remote Settings Client component","CVE":"CVE-2026-92019","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"92019","Ordinal":"1","NoteData":"Mitigation bypass in the Remote Settings Client component. This vulnerability was fixed in Firefox 156, Firefox ESR 115.41, Firefox ESR 140.16, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 140.16.","Type":"Description","Title":"Mitigation bypass in the Remote Settings Client component"}]}}}