CVE-2026-43859CWE-158

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

Low · published May 4, 2026

CVSS v3.1
3.7
EPSS
0%
Percentile
16.2
In the wild
Unconfirmed
What it is

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

The record
Technical detail
CVSS v3.1
3.7 · LOW
Vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N
CVSS v4.0
Not supplied
EPSS
0.00256 · 16.2th percentile
Weakness
CWE-158 · Improper Neutralization of Null Byte or NUL Character
Published
2026-05-04T05:41Z
EPSS history
Timeline
  • 04 MAY 05:41Z
    mutt before 2.3.2 sometimes uses strfcpy instead of memcpy for the IMAP auth_cram MD5 digest
    cvelistv5