CVE-2025-41266: Waterfall-Security Wf-500 Firmware

High severity, CVSS 7.2. EPSS: 0.9% chance of exploitation in the next 30 days.

Nozomi Networks Labs identified a CWE-78: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') in the Administration WebUI in Waterfall WF-500 TX Host in version 7.9.1.0 R2502171040 that allows remote authenticated attackers to execute arbitrary operating system commands on the WF-500 TX Host.

Affected products

• Waterfall-Security Wf-500 Firmware: up to and including 7.9.1.0_r2502171040

Published 2026-05-29. Last modified 2026-07-21.