Mozilla

Security Vulnerabilities fixed in Thunderbird 153.6

MFSA2026-122 Oct 27, 2026 Source: Vendor

Imported from Mozilla security advisory MFSA2026-122. Draft.

Source of record The credited names below are quoted verbatim from the vendor's own advisory: https://www.mozilla.org/en-US/security/advisories/mfsa2026-122/

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Credited

154 lines

Showing 151–154 of 154 matching , page 4 of 4 , clear filters

CVE-2026-118000 BR2026-0000-036651 unclaimed

Low: Information disclosure in the Networking: HTTP component

Credited as Mozilla

CVE-2026-118002 BR2026-0000-036652 unclaimed

Low: Information disclosure due to race condition in the Networking component

Credited as Abdulrahman Alzahrani

CVE-2026-118003 BR2026-0000-036653 unclaimed

Low: Information disclosure in the Networking: DNS component

Credited as eldjiikgull

CVE-2026-118004 BR2026-0000-036654 unclaimed

Low: Incorrect boundary conditions in the CSS Transitions and Animations component

Credited as Mozilla