CVE-2026-43863lowCWE-253

CVE-2026-43863: low-severity vulnerability in mutt

Published 04 May 2026

E-mail alert when it lands in KEV, gets a public PoC or its score goes up.

8Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackcvss 3.7epss 0.2%

mutt before 2.3.2 has an infinite loop in data_object_to_stream in crypt-gpgme.c.

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L

Affected products

Related CVEs — mutt

In the same product, most dangerous first.

References