mutt before 2.3.2 has a show_sig_summary NULL pointer dereference.

Code

The project this record applies to. Exploit listings stay in References.

• Repository · github.com

Timeline

Detection, updates, and resolution for this record.

1. May 4, 2026 · NIST NVD

   Detected

   mutt before 2.3.2 has a show_sig_summary NULL pointer dereference.

2. Jun 17, 2026 · NIST NVD

   Updated

   mutt before 2.3.2 has a show_sig_summary NULL pointer dereference.

Sources

• CVE.orgVulnerability recordCVE-2026-43864

  Official CVE identifier

  cve.org
• NIST NVDVulnerability recordCVE-2026-43864

  mutt before 2.3.2 has a show_sig_summary NULL pointer dereference.

  nvd.nist.gov

References

• Reference · github.com