CVE-2026-26449

High severity, CVSS 7.5. EPSS: 0.5% chance of exploitation in the next 30 days.

In Stomper 5e2741e when a client sends a SEND frame missing the destination header field, the server triggers a null pointer dereference (or access to invalid memory) while processing the frame, causing the process to crash.

Published 2026-08-26. Last modified 2026-08-28.