CVE-2026-6787: WatchGuard Agent

High severity, CVSS 7.8. EPSS: 0.2% chance of exploitation in the next 30 days.

Use of Hard-coded Cryptographic Key vulnerability in WatchGuard Agent on Windows allows Inclusion of Code in Existing Process.

Affected products

• WatchGuard Agent: before 1.25.03.0000 (fixed in 1.25.03.0000)

Published 2026-05-06. Last modified 2026-08-10.