PT-2025-37990 · Watchguard · Fireware Os+1

Published 2025-09-16 · Updated 2025-12-05 · CVE-2025-6946

Positive Technologies (AI Summary)

CVSS v3.1

4.8

Medium

Base vector

AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N

Name of the Vulnerable Software and Affected Versions WatchGuard Fireware OS versions 12.0 through 12.11.2

Description A flaw exists in WatchGuard Fireware OS related to improper input handling during web page generation, potentially leading to Stored Cross-site Scripting (XSS). This issue is present within the IPS module and requires an authenticated administrator session to a locally managed Firebox to be exploited.

Recommendations Update to a version later than 12.11.2.

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2025-6946

Affected Products

Fireware Os

Fireware

References · 6

• https://osv.dev/vulnerability/CVE-2025-6946 · Vendor Advisory
• https://watchguard.com/wgrd-psirt/advisory/wgsa-2025-00011 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-6946 · Security Note
• https://t.me/CVEtracker/38877 · Telegram Post
• https://twitter.com/drak3hft7/status/1967906990480560246 · Twitter Post
• https://twitter.com/CVEnew/status/1996704776977793365 · Twitter Post