{"id":"CVE-2026-8093","title":"Memory safety bugs fixed in Thunderbird 150.0.2","summary":"Memory safety bugs present in Thunderbird 150.0.1. 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…","severity":"high","cvss":8.1,"cvssVector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","cvssSource":"adp","vendor":"Mozilla","product":"Firefox","affected":["Firefox","Thunderbird"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"total","timestamp":"2026-05-08T03:55:46.999892Z"},"published":"2026-05-07","updated":"2026-10-21","sourceUpdated":"2026-10-21T13:50:22.175Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-8093","references":[{"url":"https://bugzilla.mozilla.org/buglist.cgi?bug_id=1981270%2C2027154%2C2028332%2C2029327%2C2029894%2C2032189%2C2034837%2C2035968%2C2036256","label":"Memory safety bugs fixed in Thunderbird 150.0.2"},{"url":"https://www.mozilla.org/security/advisories/mfsa2026-40/"},{"url":"https://www.mozilla.org/security/advisories/mfsa2026-43/"}],"tags":["cve.org"],"epss":0.00421,"epssPercentile":0.35128,"ingestedAt":"2026-10-21T13:57:01.104Z","slug":"CVE-2026-8093","body":"## Overview\n\nMemory safety bugs present in Thunderbird 150.0.1. 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 150.0.2 and Thunderbird 150.0.2.\n\n## Affected\n\n- `Firefox`\n- `Thunderbird`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":45,"depthScoreParts":{"impact":44.6,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}