CVE-2025-10940 Total.js CMS Layout admin layouts_save cross site scripting

Medium 4.8 Published Updated

Remote attackers can inject malicious scripts via the admin layout save function, potentially leading to code execution or account takeover.

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-2025-10940?

CVE-2025-10940 is a medium-severity cross-site scripting vulnerability in Total.js CMS, published on 25 Sep 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 Total.js CMS 1.0.0. Affected by this vulnerability is the function layouts_save of the file /admin/ of the component Layout Page. Performing manipulation of the argument HTML results in cross site scripting. It is possible to initiate the attack remotely. The exploit has been made public and could 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-2025-10940?

It affects 1 product.

Products include Totaljs Total.js.

How do I fix CVE-2025-10940?

No fix has been published for CVE-2025-10940 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-2025-10940 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-10940 exists.

Sources

Also known as GHSA-92hj-qq4q-mm96.

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