Medium [CVE-2025-6946] WatchGuard Firebox Stored Cross-Site-Scripting (XSS) Vulnerability in IPS Configuration
This medium-severity WatchGuard advisory covers CVE-2025-6946 affecting Fireware OS.
Android app · Google Play
Monitor future WatchGuard CVEs from your phone.
Choose a whole vendor or a precise platform, then receive matching security advisories by phone notification, email, or both. Coverage follows 32 official vendor sources and 160+ reviewed platform categories.
Summary
A stored cross-site scripting (XSS) vulnerability exists in the management interface of WatchGuard Firebox appliances via the IPS configuration. An authenticated remote attacker with administrator privileges could exploit this vulnerability to execute arbitrary JavaScript code in the Firebox management ninterface of another management user.
Affected product named by the advisory: Fireware OS.
- Fireware OS 12.0 before 12.11.3
- Fireware OS 12.0 before 12.5.13
Official advisory · high-confidence parse· fetched 2 hours ago·verify at source
- 12.11.3
- 12.5.13
Official advisory · high-confidence parse· fetched 2 hours ago·verify at source
Mitigation
Upgrade to a fixed release: 12.11.3, 12.5.13. That is the remediation for this advisory.
The vendor advisory may list additional interim mitigations or workarounds not captured here — review it before change work.
Official advisory · high-confidence parse· fetched 2 hours ago·verify at source
Discussion(0)
No comments yet. Share field notes, upgrade gotchas, or questions — verify against the vendor advisory before acting on community advice.
Sign in to join the discussion.