CVE-2025-13938

MEDIUM

Published Dec 4, 2025 Modified Dec 10, 2025 CWE-79

Description

Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in WatchGuard Fireware OS (Autotask Technology Integration module) allows Stored XSS.This issue affects Fireware OS 12.4 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.

CVSS v3.1 Score

6.1

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Weakness Type (CWE)

CWE-79 Cross-site Scripting (XSS)

Affected Products

Vendor	Product	Versions
watchguard	fireware	2025.1 — 2025.1.3
watchguard	firebox_t115-w	All
watchguard	firebox_t125	All
watchguard	firebox_t125-w	All
watchguard	firebox_t145	All
watchguard	firebox_t145-w	All
watchguard	firebox_t185	All
watchguard	fireware	12.0.0 — 12.11.5
watchguard	firebox_m270	All
watchguard	firebox_m290	All
watchguard	firebox_m370	All
watchguard	firebox_m390	All
watchguard	firebox_m440	All
watchguard	firebox_m4600	All
watchguard	firebox_m470	All
watchguard	firebox_m4800	All
watchguard	firebox_m5600	All
watchguard	firebox_m570	All
watchguard	firebox_m5800	All
watchguard	firebox_m590	All
watchguard	firebox_m670	All
watchguard	firebox_m690	All
watchguard	firebox_nv5	All
watchguard	firebox_t20	All
watchguard	firebox_t25	All
watchguard	firebox_t40	All
watchguard	firebox_t45	All
watchguard	firebox_t55	All
watchguard	firebox_t70	All
watchguard	firebox_t80	All
watchguard	firebox_t85	All
watchguard	fireboxcloud	All
watchguard	fireboxv	All
watchguard	fireware	12.5 — 12.5.14
watchguard	firebox_t15	All
watchguard	firebox_t35	All

References

Advisories & Patches

https://www.watchguard.com/wgrd-psirt/advisory/wgsa-2025-00023

Frequently Asked Questions

What is CVE-2025-13938? +

How severe is CVE-2025-13938? +

CVE-2025-13938 has a CVSS v3.1 score of 6.1 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

What products are affected by CVE-2025-13938? +

CVE-2025-13938 affects products from watchguard, specifically: firebox_m270, firebox_m290, firebox_m370, firebox_m390, firebox_m440, firebox_m4600, firebox_m470, firebox_m4800, firebox_m5600, firebox_m570, firebox_m5800, firebox_m590, firebox_m670, firebox_m690, firebox_nv5, firebox_t115-w, firebox_t125, firebox_t125-w, firebox_t145, firebox_t145-w, firebox_t15, firebox_t185, firebox_t20, firebox_t25, firebox_t35, firebox_t40, firebox_t45, firebox_t55, firebox_t70, firebox_t80, firebox_t85, fireboxcloud, fireboxv, fireware. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-13938? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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