CVE-2025-5516 TOTOLINK X2000R URL Filtering Page formFilter cross site scripting

Medium 4.8 Published Updated

Remote attackers can inject malicious scripts via the URL filtering page, potentially compromising user sessions on TOTOLINK X2000R routers.

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-2025-5516?

CVE-2025-5516 is a medium-severity cross-site scripting vulnerability in TOTOLINK X2000R, published on 3 Jun 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, which was classified as problematic, was found in TOTOLINK X2000R 1.0.0-B20230726.1108. This affects an unknown part of the file /boafrm/formFilter of the component URL Filtering Page. The manipulation of the argument URL Address leads to cross site scripting. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Weakness: CWE-94, CWE-79

Which versions are affected by CVE-2025-5516?

It affects 1 product.

Products include Totolink X2000r Firmware.

How do I fix CVE-2025-5516?

No fix has been published for CVE-2025-5516 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-2025-5516 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-5516 exists.

Sources

Also known as GHSA-r8gp-c62w-m7jr.

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