WatchGuard security advisory (AV26-428) – Canadian Centre for Cyber Security

Serial number: AV26-428
Date: May 6, 2026

On May 6, 2026, WatchGuard published security advisories to address vulnerabilities in the following product:

• WatchGuard Agent on Windows – version 1.25.02.0000 and prior

The Cyber Centre encourages users and administrators to review the provided web links and apply the necessary updates.