CVE-2025-59332 3DAlloy allows stored XSS through attributes provided to the 3d parser tag/function

High 8.6 Published Updated

Attackers can inject arbitrary JavaScript via unsanitized attributes in the 3DAlloy MediaWiki extension, leading to stored XSS.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2025-59332?

CVE-2025-59332 is a high-severity cross-site scripting vulnerability in dolfinus 3DAlloy, published on 15 Sep 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

3DAlloy is a lightWeight 3D-viewer for MediaWiki. From 1.0 through 1.8, the <3d> parser tag and the {{#3d}} parser function allow users to provide custom attributes that are then appended to the canvas HTML element that is being output by the extension. The attributes are not sanitized, which means that arbitrary JavaScript can be inserted and executed.

Weakness: CWE-79

Which versions are affected by CVE-2025-59332?

How do I fix CVE-2025-59332?

No fix has been published for CVE-2025-59332 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-2025-59332 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-59332 exists.

Sources

Also known as GHSA-f2rp-232x-mqrh.

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