CVE-2026-93857

WatchGuard Fireware OS

Medium priority: severe, but no known exploitation

A stack-based buffer overflow vulnerability in Fireware OS's SIP proxy allows a remote, unauthenticated attacker to execute arbitrary code by sending a specially crafted request through a policy that uses the SIP proxy.

In the news

• Múltiples vulnerabilidades en Fireware OS de WatchGuard · INCIBE-CERT