XSS in Watchguard Dimension

CVE-2026-78616

A Stored Cross-Site Scripting (XSS) vulnerability in WatchGuard Dimension's Trusted CA certificate configuration allows an authenticated administrator to execute arbitrary JavaScript in another authenticated administrator's web browser by saving a carefully crafted certificate.

Vulnerability class: XSS (Cross-Site Scripting)

Affected products

Weakness classification (CWE)

References