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.
- (CVE-2026-6787 & CVE-2026-6788) WatchGuard Agent on Windows Local Privilege Escalation to SYSTEM via Chained Agent Service Vulnerabilities
- (CVE-2026-41288) WatchGuard Agent on Windows Privilege Escalation Vulnerability
- (CVE-2026-41286) Stack-based Buffer Overflow in WatchGuard Agent Discovery Service on Windows Causes Denial of Service - Variant B
- (CVE-2026-41287) Stack-based Buffer Overflow in WatchGuard Agent Discovery Service on Windows Causes Denial of Service - Variant A
- WatchGuard Security Advisories