CVE-2026-8093

EUVD-2026-28364
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 in Firefox 150.0.2 and Thunderbird 150.0.2.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
8.1 HIGH
NETWORK
HIGH
NONE
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Awaiting analysis
This vulnerability is currently awaiting analysis.
Base Score
CVSS 3.x
EPSS Score
Percentile: 3%
Debian logo
Debian Releases
Debian Product
Codename
firefox
sid
vulnerable
Common Weakness Enumeration
Vulnerability Media Exposure
References
https://bugzilla.mozilla.org/buglist.cgi?bug_id=1981270%2C2027154%2C2028332%2C2029327%2C2029428%2C2029894%2C2032189%2C2034837%2C2035968%2C2036256
https://www.mozilla.org/security/advisories/mfsa2026-40/
https://www.mozilla.org/security/advisories/mfsa2026-43/