CVE-2025-3996 TOTOLINK N150RT MAC Filtering Page home.htm cross site scripting

Medium 4.8 Published 28 Apr 2025 Updated 28 Apr 2025

Remote attackers can inject malicious scripts via the Comment field in the MAC Filtering page, potentially compromising user sessions.

Exploited in the wild: Not known
Login needed: An administrator
Attackable: Over the internet
Victim action needed: A user has to click or open something
Fix: None listed

What is CVE-2025-3996?

CVE-2025-3996 is a medium-severity cross-site scripting vulnerability in TOTOLINK N150RT, published on 28 Apr 2025. An attacker needs administrator access to exploit it, and only if a user opens a file or follows a link.

Official description

A vulnerability was found in TOTOLINK N150RT 3.4.0-B20190525. It has been rated as problematic. Affected by this issue is some unknown functionality of the file /home.htm of the component MAC Filtering Page. The manipulation of the argument Comment leads to cross site scripting. The attack may be launched remotely. The exploit has been disclosed to the public and may be used.

Weakness: CWE-94, CWE-79

Which versions are affected by CVE-2025-3996?

It affects 1 product.

Products include Totolink N150rt Firmware.

How do I fix CVE-2025-3996?

No fix has been published for CVE-2025-3996 yet. Limit exposure of the affected software until one is available.

Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.

Is CVE-2025-3996 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-3996 exists.

Sources

Also known as GHSA-73qf-p5c4-q7mp.