{"id":"CVE-2025-13027","state":"PUBLISHED","title":"Memory safety bugs fixed in Firefox 145 and Thunderbird 145","description":"Memory safety bugs present in Firefox 144 and Thunderbird 144. 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 145 and Thunderbird 145.","publishedAt":"2025-11-11T15:47:17.570Z","updatedAt":"2026-04-13T14:26:42.181Z","severity":{"score":8.1,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","source":"CISA-ADP"},"assigner":"mozilla","products":["Mozilla Firefox","Mozilla Thunderbird"],"affected":[{"vendor":"Mozilla","product":"Firefox","versions":[{"version":"145","status":"unaffected","lessThanOrEqual":"*","versionType":"rpm"}]},{"vendor":"Mozilla","product":"Thunderbird","versions":[{"version":"145","status":"unaffected","lessThanOrEqual":"*","versionType":"rpm"}]}],"references":["https://bugzilla.mozilla.org/buglist.cgi?bug_id=1987237%2C1990079%2C1991715%2C1994994","https://www.mozilla.org/security/advisories/mfsa2025-87/","https://www.mozilla.org/security/advisories/mfsa2025-90/"],"weaknesses":["CWE-119"],"ingestedAt":"2026-10-29T20:08:31.050Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2025/13xxx/CVE-2025-13027.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2025-13027","state":"PUBLISHED","datePublished":"2025-11-11T15:47:17.570Z","dateUpdated":"2026-04-13T14:26:42.181Z","assignerShortName":"mozilla","assignerOrgId":"f16b083a-5664-49f3-a51e-8d479e5ed7fe","dateReserved":"2025-11-11T15:12:38.453Z"},"containers":{"cna":{"title":"Memory safety bugs fixed in Firefox 145 and Thunderbird 145","descriptions":[{"lang":"en","value":"Memory safety bugs present in Firefox 144 and Thunderbird 144. 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 145 and Thunderbird 145."}],"affected":[{"vendor":"Mozilla","product":"Firefox","versions":[{"version":"145","status":"unaffected","lessThanOrEqual":"*","versionType":"rpm"}]},{"vendor":"Mozilla","product":"Thunderbird","versions":[{"version":"145","status":"unaffected","lessThanOrEqual":"*","versionType":"rpm"}]}],"references":[{"url":"https://bugzilla.mozilla.org/buglist.cgi?bug_id=1987237%2C1990079%2C1991715%2C1994994","name":"Memory safety bugs fixed in Firefox 145 and Thunderbird 145"},{"url":"https://www.mozilla.org/security/advisories/mfsa2025-87/"},{"url":"https://www.mozilla.org/security/advisories/mfsa2025-90/"}],"providerMetadata":{"shortName":"mozilla","orgId":"f16b083a-5664-49f3-a51e-8d479e5ed7fe","dateUpdated":"2026-04-13T14:26:42.181Z"},"credits":[{"lang":"en","value":"The Mozilla Fuzzing Team"}]},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":8.1,"attackVector":"NETWORK","baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","integrityImpact":"HIGH","userInteraction":"NONE","attackComplexity":"HIGH","availabilityImpact":"HIGH","privilegesRequired":"NONE","confidentialityImpact":"HIGH"}},{"other":{"type":"ssvc","content":{"id":"CVE-2025-13027","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"version":"2.0.3","timestamp":"2025-11-13T04:55:42.430638Z"}}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-119","lang":"en","type":"CWE","description":"CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer"}]}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-02-26T16:57:57.948Z"}}]}}}