SiteGuard WAF OS command injection exploited for root/SYSTEM access

Sun, 18 Oct 2026 14:33:13 +0000

Engineer — Act: Active exploitation of an OS command injection flaw in SiteGuard Server Edition grants full system access; if you run this WAF, apply the vendor patch immediately or isolate the appliance until patched.
SOC/IR — Plan: Active exploitation is confirmed but the summary lacks published IOCs or ATT&CK-mapped TTPs; build a detection for anomalous process spawning from the SiteGuard service account and queue a hunt across any SiteGuard hosts in your estate.
Leader — Skip

Waf-Vulnerability on CuraSec