Copyright © 2012 Red Hat, Inc. All rights reserved. Low 2026-05-04T05:41:07 mutt: Mutt: Low integrity impact in IMAP authentication due to cryptographic digest mishandling 3.7 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N CWE-303

A flaw was found in mutt, an email client, where it mishandles cryptographic digests used for IMAP (Internet Message Access Protocol) authentication. This incorrect handling could lead to a low integrity impact, potentially allowing a remote attacker to subtly affect the authentication process.

Red Hat Enterprise Linux 10 Fix deferred mutt Red Hat Enterprise Linux 6 Out of support scope mutt Red Hat Enterprise Linux 7 Fix deferred mutt Red Hat Enterprise Linux 8 Fix deferred mutt Red Hat Enterprise Linux 9 Fix deferred mutt https://www.cve.org/CVERecord?id=CVE-2026-43859 https://nvd.nist.gov/vuln/detail/CVE-2026-43859 https://github.com/muttmua/mutt/commit/834c5a2ed0479e51e8662a31caed129f136f4805