Bug 2464859 (CVE-2026-43860) - CVE-2026-43860 mutt: mutt: Authentication bypass due to IMAP CRAM-MD5 hash truncation
Summary: CVE-2026-43860 mutt: mutt: Authentication bypass due to IMAP CRAM-MD5 hash tr...
Keywords:
Status: NEW
Alias: CVE-2026-43860
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
low
low
Target Milestone: ---
Assignee: Product Security
QA Contact:
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2026-05-04 07:01 UTC by OSIDB Bzimport
Modified: 2026-05-07 09:45 UTC (History)
2 users (show)

Fixed In Version:
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Description OSIDB Bzimport 2026-05-04 07:01:35 UTC 
mutt before 2.3.2 sometimes truncates the hash_passwd by one byte for IMAP auth_cram MD5 digest.
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