---
id: CVE-2025-6946
title: >-
  A stored cross-site scripting (XSS) vulnerability exists in the management
  interface of WatchGuard Firebox appliances via the IPS configuration
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
  vulnerabil…
severity: medium
cvss: 4.8
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N'
cwe:
  - CWE-79
vendor: watchguard
product: fireware
affected:
  - 'fireware >= 12.0.0, < 12.11.3'
  - 'fireware >= 12.5, < 12.5.13'
patched:
  - fireware 12.5.13
published: '2025-12-04'
updated: '2026-08-08'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2025-6946'
references:
  - url: 'https://psirt.watchguard.com/CVE-2025-6946'
    label: 5d1c2695-1a31-4499-88ae-e847036fd7e3
  - url: 'https://www.watchguard.com/wgrd-psirt/advisory/wgsa-2025-00011'
    label: 5d1c2695-1a31-4499-88ae-e847036fd7e3
tags:
  - nvd
epss: 0.00237
epssPercentile: 0.15032
ingestedAt: '2026-08-08T03:20:31.836Z'
---

## Overview

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

- `fireware >= 12.0.0, < 12.11.3`
- `fireware >= 12.5, < 12.5.13`

## Remediation

Upgrade past the affected range:

- `fireware 12.5.13`