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CVE Vulnerability Details :
CVE-2026-43864
PUBLISHED
More InfoOfficial Page
Assigner-mitre
Assigner Org ID-8254265b-2729-46b6-b9e3-3dfca2d5bfca
View Known Exploited Vulnerability (KEV) details
Published At-04 May, 2026 | 06:10
Updated At-04 May, 2026 | 18:26
Rejected At-
▼CVE Numbering Authority (CNA)

mutt before 2.3.2 has a show_sig_summary NULL pointer dereference.

Affected Products
Vendor
mutt
Product
mutt
Default Status
unaffected
Versions
Affected
  • From 0 before 2.3.2 (semver)
Problem Types
TypeCWE IDDescription
CWECWE-476CWE-476 NULL Pointer Dereference
Type: CWE
CWE ID: CWE-476
Description: CWE-476 NULL Pointer Dereference
Metrics
VersionBase scoreBase severityVector
3.12.5LOW
CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:L
Version: 3.1
Base score: 2.5
Base severity: LOW
Vector:
CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:L
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://github.com/muttmua/mutt/commit/ebfa2969042d89303d15334193fcc32866c8a8df
N/A
Hyperlink: https://github.com/muttmua/mutt/commit/ebfa2969042d89303d15334193fcc32866c8a8df
Resource: N/A
▼Authorized Data Publishers (ADP)
CISA ADP Vulnrichment
Affected Products
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
Details not found