CVE-2026-84639

취약점 유형

Triggering an error condition in certain MIME bodies would cause uninitialized memory to be used. This vulnerability was fixed in Thunderbird 155, Thunderbird 140.15, and Thunderbird 153.2.

영향받는 제품

• mozilla thunderbird

참고 자료

• https://bugzilla.mozilla.org/show_bug.cgi?id=2061087
• https://www.mozilla.org/security/advisories/mfsa2026-86/
• https://www.mozilla.org/security/advisories/mfsa2026-87/
• https://www.mozilla.org/security/advisories/mfsa2026-88/