CVE-2026-43860 LOW

CVE-2026-43860

Vendor Mutt
Product mutt
Weakness CWE-193
Published May 4, 2026
Last update May 4, 2026

CVSS base score

3.7/10
Attack vector Network
Attack complexity High
Privileges required None
User interaction None
Confidentiality None
Integrity Low

CVSS vector

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N

What the vulnerability does

01Description

mutt before 2.3.2 sometimes truncates the hash_passwd by one byte for IMAP auth_cram MD5 digest.

Key dates

02Disclosure timeline

May 4, 2026 CVE published
May 4, 2026 Record updated