CVE-2026-81433

UNKNOWN View on NVD ↗

Description

A stack-based buffer overflow vulnerability in WatchGuard Fireware OS's DHCP fingerprinting daemon (fingerd) allows an unauthenticated attacker with adjacent network access to execute arbitrary code or crash the process by sending a specially crafted DHCP packet.

References

https://psirt.watchguard.com/CVE-2026-81433

Published: Sep 30, 2026 00:16 UTC Modified: Sep 30, 2026 16:29 UTC