GnuTLS CVE debriefs

These pages are published after PatchSiren validates generated defensive summaries against stored public CVE and source evidence.

Review GnuTLS CVE published 2026-10-08

CVE-2026-88647

CVE-2026-88647 is a hostname verification bypass vulnerability in GnuTLS v3.8.13. This vulnerability allows attackers to eavesdrop on communications by circumventing the Common Name fallback mechanism via a crafted certificate. The CVE record was published on 2026-10-08T00:00:00.000Z and has not been modified since then. The NVD entry is currently unknown.