CVE-2018-25039 Thomson TCW710 RgUrlBlock.asp Persistent cross site scriting

Low 3.5 Published 12 Jun 2022 Updated 15 Apr 2025

Persistent cross-site scripting in Thomson TCW710 allows remote attackers to inject malicious scripts via the parental control keyword field.

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

What is CVE-2018-25039?

CVE-2018-25039 is a low-severity cross-site scripting vulnerability in Thomson TCW710, published on 12 Jun 2022. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

Official description

A vulnerability was found in Thomson TCW710 ST5D.10.05. It has been declared as problematic. This vulnerability affects unknown code of the file /goform/RgUrlBlock.asp. The manipulation of the argument BasicParentalNewKeyword with the input ><script>alert(1)</script> as part of POST Request leads to cross site scripting (Persistent). The attack can be initiated remotely. The exploit has been disclosed to the public and may be used.

Weakness: CWE-79, CWE-80

Which versions are affected by CVE-2018-25039?

It affects 1 product.

Products include Technicolor Thomson Tcw710 Firmware.

How do I fix CVE-2018-25039?

No fix has been published for CVE-2018-25039 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-2018-25039 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2018-25039 exists.

Sources

Also known as GHSA-8ww3-2vxv-r4rg.