CVE-2026-43859

State: Published
Severity: 3.7 Low
Published: May 4, 2026
Updated: May 4, 2026
Reserved: May 4, 2026

Description

mutt before 2.3.2 sometimes uses strfcpy instead of memcpy for the IMAP auth_cram MD5 digest.

Scores

CVSS	Score	Vector	Source
3.1	3.7 Low	CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N	mitre

Weaknesses

CWE-158 Improper Neutralization of Null Byte or NUL Character

Affected Products

Product	Versions
muttmutt	before 2.3.2Affected

References

https://github.com/muttmua/mutt/commit/834c5a2ed0479e51e8662a31caed129f136f4805

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