WatchGuard security advisory (AV26-990)

Serial number: AV26-990
Date: October 2, 2026

As of October 1, 2026, WatchGuard is affected by a vulnerability in the following product:

• Endpoint Security
  • Prior to 8.00.26.0012

The Cyber Centre encourages users and administrators to review the provided web links and apply any necessary updates as they become available.

• CVE-2026-13043 — WatchGuard Endpoint Security Missing Authentication in Kernel Memory Access Driver Allows Arbitrary Kernel Memory Access
• WatchGuard Security Advisories