CVE-2026-43864

LOW

Mutt < 2.3.2 - NULL Pointer Dereference

Title source: rule
STIX 2.1

Description

mutt before 2.3.2 has a show_sig_summary NULL pointer dereference.

Scores

CVSS v3 2.5
EPSS 0.0001
EPSS Percentile 2.3%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:L

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-476
Status published
Products (1)
mutt/mutt < 2.3.2
Published May 04, 2026
Tracked Since May 04, 2026