CVE-2026-43859

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CVSS 3.1

3.7 low

EPSS

<1%p6

Published

May 4, 2026 (May 4, 2026)

Modified

Jun 17, 2026

Description

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

Weakness: CWE-158
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N

NVD CVE.org GitHub PoCs EPSS (0.2%)

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