CVE-2026-43859
CVSS Score
3.7
EPSS Score
0.0%
EPSS Percentile
0th
mutt before 2.3.2 sometimes uses strfcpy instead of memcpy for the IMAP auth_cram MD5 digest.
| CWE | CWE-158 |
| Vendor | mutt |
| Product | mutt |
| Published | May 4, 2026 |
| Last Updated | May 4, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N Attack Vector
Network
Attack Complexity
High
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
Low
Availability
None
Affected Versions
mutt / mutt
0 < 2.3.2