CVE-2025-26695

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 was fixed in Thunderbird 136 and Thunderbird 128.8.

CVSS v3 5.3 MEDIUM

5.3^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 1.8 / Impact : 3.4

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact LOW

Scope UNCHANGED

References

Link	Resource
https://bugzilla.mozilla.org/show_bug.cgi?id=1883039	Issue Tracking
https://www.mozilla.org/security/advisories/mfsa2025-17/	Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2025-18/	Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:mozilla:thunderbird::::::::
	cpe:2.3:a:mozilla:thunderbird::::::::

History

No history.

Information

Published : 2025-03-10 19:15

Updated : 2026-06-17 09:02

NVD link : CVE-2025-26695

Mitre link : CVE-2025-26695

CVE.ORG link : CVE-2025-26695

JSON object : View

Products Affected

mozilla

thunderbird

CWE

NVD-CWE-noinfo

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