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OpenAdvisories
Medium · 4.8 CVE-2025-1239 EUVD-2025-2095GHSA-7f92-pjcc-3q4m

WatchGuard Firebox Stored Cross-Site-Scripting (XSS) Vulnerability in Blocked Sites List

Published Feb 14, 2025 · Updated Aug 8, 2026 · Assigned by WatchGuard

Description

A stored cross-site scripting (XSS) vulnerability exists in the management interface of WatchGuard Firebox appliances via the Blocked Sites list. An authenticated remote attacker with administrator privileges could exploit this vulnerability to execute arbitrary JavaScript code in the Firebox management interface of another management user.

Affected products

VendorProductAffectedFixed
WatchGuard Fireware OS 12.0 – < 12.11.1, 12.0 – < 12.5.13 12.11.1

Advisories 1

References