WatchGuard security advisory (AV26-990)

Serial number: AV26-990Date: 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