CVE-2025-13939CWE-79cross-site-scripting

CVE-2025-13939

Medium · published December 5, 2025

CVSS v3.1
6.1
EPSS
0%
Percentile
9.0
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
6.1 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
CVSS v4.0
Not supplied
EPSS
0.00198 · 9.0th percentile
Weakness
CWE-79 · Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Published
2025-12-05T03:15Z
Affected products (3)
ProductVersionsFixed in
watchguard/fireware≥ 2025.1, < 2025.1.32025.1.3
watchguard/fireware≥ 11.7.2, < 12.11.512.11.5
watchguard/fireware≥ 11.7.2, < 12.5.1412.5.14
References (2)
https://psirt.watchguard.com/CVE-2025-13939 · 5d1c2695-1a31-4499-88ae-e847036fd7e3https://www.watchguard.com/wgrd-psirt/advisory/wgsa-2025-00024 · 5d1c2695-1a31-4499-88ae-e847036fd7e3
EPSS history
Timeline
  • 04 DEC 21:47Z
    WatchGuard Firebox Stored Cross-Site-Scripting (XSS) Vulnerability in Gateway Wireless Controller
    cvelistv5