CVE-2026-43864

Impact

mutt before 2.3.2 has a show_sig_summary NULL pointer dereference.

Affected products

Versions were read from the advisory text. No structured product data has been published for this record yet.

Weakness classification

References

• NVD record
• CVE.org record
• https://github.com/muttmua/mutt/commit/ebfa2969042d89303d15334193fcc32866c8a8df