CVE-2026-12314
7.5 HIGHMemory safety bug fixed in Thunderbird 152
Published: 2026-06-16 · Last updated: 2026-06-16
Severity and scoring
- CVSS
- 7.5 HIGH
- Vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
- CWE
- CWE-119, CWE-125, CWE-416, CWE-787
Description
Memory safety bug fixed in Thunderbird 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.
Source: NVD
References
- [NVD]https://nvd.nist.gov/vuln/detail/CVE-2026-12314
- [Other]https://bugzilla.mozilla.org/show_bug.cgi?id=2041856
- [Other]https://www.mozilla.org/security/advisories/mfsa2026-57/
- [Other]https://www.mozilla.org/security/advisories/mfsa2026-58/
- [Other]https://www.mozilla.org/security/advisories/mfsa2026-60/
- [Other]https://www.mozilla.org/security/advisories/mfsa2026-61/
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