CVE-2026-43864 | BDVDB-2026-330405 Detail

muttmutt

Description#

mutt before 2.3.2 has a show_sig_summary NULL pointer dereference.

Per CVSS v3.1: confidentiality impact none, integrity impact none, availability impact low. Attack vector: local.

No public exploit known

2.5 Low

less than 1%, Very Low

Estimated chance of exploitation in the next 30 days. EPSS percentile: 0.7.

Not listed in the CISA Known Exploited Vulnerabilities catalog.

Memory Corruption

No specific action is recorded in the source data. Check the references for vendor guidance.

Not available

2.5 Low

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

Not available

Not available

Source: CVE List v5 (record); CISA KEV (kev, action); FIRST EPSS (epss).