CVE-2025-12251 OpenWGA Admin UI cross site scripting

Medium 5.1 Published Updated

Remote attackers can execute arbitrary scripts in the OpenWGA Admin UI, potentially compromising administrator accounts and data.

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-2025-12251?

CVE-2025-12251 is a medium-severity cross-site scripting vulnerability in OpenWGA, published on 27 Oct 2025. 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 has been found in OpenWGA 7.11.12 Build 737. This impacts an unknown function of the component Admin UI. The manipulation leads to cross site scripting. The attack can be initiated 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-2025-12251?

How do I fix CVE-2025-12251?

No fix has been published for CVE-2025-12251 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-2025-12251 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-12251 exists.

Sources

Also known as GHSA-2864-c5gm-f383.

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