{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-2792","assignerOrgId":"f16b083a-5664-49f3-a51e-8d479e5ed7fe","state":"PUBLISHED","assignerShortName":"mozilla","dateReserved":"2026-02-19T15:06:37.841Z","datePublished":"2026-02-24T13:33:22.842Z","dateUpdated":"2026-04-13T13:53:50.518Z"},"containers":{"cna":{"affected":[{"product":"Firefox","vendor":"Mozilla","versions":[{"status":"unaffected","version":"140.8","lessThanOrEqual":"140.*","versionType":"rpm"},{"status":"unaffected","version":"148","lessThanOrEqual":"*","versionType":"rpm"}]},{"product":"Thunderbird","vendor":"Mozilla","versions":[{"status":"unaffected","version":"140.8","lessThanOrEqual":"140.*","versionType":"rpm"},{"status":"unaffected","version":"148","lessThanOrEqual":"*","versionType":"rpm"}]}],"descriptions":[{"lang":"en","value":"Memory safety bugs present in Firefox ESR 140.7, Thunderbird ESR 140.7, Firefox 147 and Thunderbird 147. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability was fixed in Firefox 148, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.","supportingMedia":[{"type":"text/html","base64":false,"value":"Memory safety bugs present in Firefox ESR 140.7, Thunderbird ESR 140.7, Firefox 147 and Thunderbird 147. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability was fixed in Firefox 148, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8."}]}],"title":"Memory safety bugs fixed in Firefox ESR 140.8, Thunderbird ESR 140.8, Firefox 148 and Thunderbird 148","references":[{"url":"https://bugzilla.mozilla.org/buglist.cgi?bug_id=2008912%2C2010050%2C2010275%2C2012331","name":"Memory safety bugs fixed in Firefox ESR 140.8, Thunderbird ESR 140.8, Firefox 148 and Thunderbird 148"},{"url":"https://www.mozilla.org/security/advisories/mfsa2026-13/"},{"url":"https://www.mozilla.org/security/advisories/mfsa2026-15/"},{"url":"https://www.mozilla.org/security/advisories/mfsa2026-16/"},{"url":"https://www.mozilla.org/security/advisories/mfsa2026-17/"}],"credits":[{"lang":"en","value":"Andrew McCreight, Maurice Dauer, Olli Pettay, Ryan Hunt"}],"providerMetadata":{"orgId":"f16b083a-5664-49f3-a51e-8d479e5ed7fe","shortName":"mozilla","dateUpdated":"2026-04-13T13:53:50.518Z"}},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"id":"CVE-2026-2792","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"version":"2.0.3","timestamp":"2026-02-25T04:55:57.483447Z"}}},{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":9.8,"attackVector":"NETWORK","baseSeverity":"CRITICAL","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","integrityImpact":"HIGH","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"HIGH","privilegesRequired":"NONE","confidentialityImpact":"HIGH"}}],"problemTypes":[{"descriptions":[{"lang":"en","type":"CWE","cweId":"CWE-787","description":"CWE-787 Out-of-bounds Write"}]}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-02-26T14:44:08.644Z"}}]}}