CVE-2025-13939
Medium · 6.1CVSS
6.1
EPSS
0.2%
Published
Dec 4, 2025
CISA due date
—
The record
Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in WatchGuard Fireware OS (Gateway Wireless Controller module) allows Stored XSS.This issue affects Fireware OS 11.7.2 up to and including 11.12.4+541730, 12.0 up to and including 12.11.4, 12.5 up to and including 12.5.13, and 2025.1 up to and including 2025.1.2.
Affected packages
| Ecosystem | Package | Introduced | Fixed |
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