CVE-2026-78011

UNKNOWN View on NVD ↗

Description

An integer underflow vulnerability in the WatchGuard Fireware OS iked process allows a remote unauthenticated attacker to create a Denial of Service (DoS) condition in VPN processing by sending specially crafted network traffic.

References

https://psirt.watchguard.com/CVE-2026-78011

Published: Aug 28, 2026 02:16 UTC Modified: Aug 28, 2026 20:19 UTC