VULNERABILITY

MFSA2025-18 Thunderbird: Security Vulnerabilities fixed in Thunderbird ESR 128.8 (CVE-2025-26695)

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MFSA2025-18 Thunderbird: Security Vulnerabilities fixed in Thunderbird ESR 128.8 (CVE-2025-26695)

Severity
4
CVSS
(AV:N/AC:L/Au:S/C:P/I:N/A:N)
Published
03/04/2025
Created
03/12/2025
Added
03/11/2025
Modified
05/14/2025

Description

When requesting an OpenPGP key from a WKD server, an incorrect padding size was used and a network observer could have learned the length of the requested email address. This vulnerability affects Thunderbird < 136 and Thunderbird < 128.8.

Solution(s)

  • mozilla-thunderbird-upgrade-128_8

References

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