CVE Field Guide
About Us
CVE-2026-43864
PUBLISHED
Assigner:
mitre
Reserved:
04.05.2026
Published:
04.05.2026
Updated:
04.05.2026
mutt before 2.3.2 has a show_sig_summary NULL pointer dereference.
Metrics
CVSS 3.1
CVSS Vector:
CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:L
CVSS Score:
2.5
CVSS score
2.5
Attack Vector
Local
Scope
Unchanged
Attack Complexity
High
Confidentiality Impact
None
Privileges Required
None
Integrity Impact
None
User Interaction
Required
Availability Impact
Low
CVSS 3.1
Product Status
Vendor
mutt
Product
mutt
Versions
Default:
unaffected
affected from 0 to 2.3.2 (excl.)
References
https://github.com/muttmua/mutt/commit/ebfa2969042d89303d15334193fcc32866c8a8df
Problem Types
CWE-476 NULL Pointer Dereference
CWE