Buffer overflow in Watchguard Fireware Os
CVE-2026-8247
An Out-of-bounds Write vulnerability in WatchGuard Fireware OS may allow an unauthenticated attacker on the same local network segment to execute arbitrary code. This vulnerability affects Fireware OS 11.0 up to and including 11.12.4_U…
Vulnerability class: Buffer Overflow
Affected products
- Watchguard Fireware Os — versions 11.0, 12.0, 12.5
Weakness classification (CWE)
References
- 5d1c2695-1a31-4499-88ae-e847036fd7e3 (vendor-advisory)