SEPTEMBER 17, 2026
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Case File

CVE-2026-43864

LOW · CVSS 2.5 EPSS 0.10% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2026-05-04 · Last synced 2026-08-04

CyberRota Analysis

This is a low severity vulnerability with a CVSS score of 2.5. Public exploit code or proof-of-concept references have been detected in its references.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

GitHub PoC Links
github.com ↗

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2026-43864
Severity
LOW
CVSS
2.5
EPSS
0.10%

Original NVD Description

mutt before 2.3.2 has a show_sig_summary NULL pointer dereference.