CVE-2025-13939
BaseFortify
Publication date: 2025-12-04
Last updated on: 2025-12-10
Assigner: WatchGuard Technologies, Inc.
Description
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| watchguard | fireware | From 2025.1 (inc) to 2025.1.3 (exc) |
| watchguard | firebox_t115-w | * |
| watchguard | firebox_t125 | * |
| watchguard | firebox_t125-w | * |
| watchguard | firebox_t145 | * |
| watchguard | firebox_t145-w | * |
| watchguard | firebox_t185 | * |
| watchguard | fireware | From 11.7.2 (inc) to 12.11.5 (exc) |
| watchguard | firebox_m270 | * |
| watchguard | firebox_m290 | * |
| watchguard | firebox_m370 | * |
| watchguard | firebox_m390 | * |
| watchguard | firebox_m440 | * |
| watchguard | firebox_m4600 | * |
| watchguard | firebox_m470 | * |
| watchguard | firebox_m4800 | * |
| watchguard | firebox_m5600 | * |
| watchguard | firebox_m570 | * |
| watchguard | firebox_m5800 | * |
| watchguard | firebox_m590 | * |
| watchguard | firebox_m670 | * |
| watchguard | firebox_m690 | * |
| watchguard | firebox_nv5 | * |
| watchguard | firebox_t20 | * |
| watchguard | firebox_t25 | * |
| watchguard | firebox_t40 | * |
| watchguard | firebox_t45 | * |
| watchguard | firebox_t55 | * |
| watchguard | firebox_t70 | * |
| watchguard | firebox_t80 | * |
| watchguard | firebox_t85 | * |
| watchguard | fireboxcloud | * |
| watchguard | fireboxv | * |
| watchguard | fireware | From 11.7.2 (inc) to 12.5.14 (exc) |
| watchguard | firebox_t15 | * |
| watchguard | firebox_t35 | * |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-79 | The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. |
Attack-Flow Graph
AI Powered Q&A
What immediate steps should I take to mitigate this vulnerability?
To mitigate the CVE-2025-13939 vulnerability, you should upgrade your WatchGuard Fireware OS to a fixed version. The issue is resolved in Fireware OS versions 2025.1.3, 12.11.5, and 12.5.14. No workaround is available, so applying the update is the immediate and recommended step. [1]
Can you explain this vulnerability to me?
This vulnerability is a Stored Cross-site Scripting (XSS) issue in the WatchGuard Fireware OS, specifically in the Gateway Wireless Controller module. It occurs due to improper neutralization of input during web page generation, allowing malicious scripts to be stored and executed in the context of the affected web application.
How can this vulnerability impact me? :
The vulnerability can allow attackers to execute malicious scripts in the context of the affected system's web interface. This can lead to unauthorized actions, data theft, session hijacking, or other malicious activities performed with the privileges of the affected user.