### [CVE-2025-53093](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2025-53093)
![](https://img.shields.io/static/v1?label=Product&message=mediawiki-extensions-TabberNeue&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=%3E%3D%203.0.0%2C%20%3C%203.1.1%20&color=brightgreen)
![](https://img.shields.io/static/v1?label=Vulnerability&message=CWE-79%3A%20Improper%20Neutralization%20of%20Input%20During%20Web%20Page%20Generation%20('Cross-site%20Scripting')&color=brightgreen)
![](https://img.shields.io/static/v1?label=Vulnerability&message=CWE-80%3A%20Improper%20Neutralization%20of%20Script-Related%20HTML%20Tags%20in%20a%20Web%20Page%20(Basic%20XSS)&color=brightgreen)

### Description

TabberNeue is a MediaWiki extension that allows the wiki to create tabs. Starting in version 3.0.0 and prior to version 3.1.1, any user can insert arbitrary HTMLinto the DOM by inserting a payload into any allowed attribute of the `<tabber>` tag. Version 3.1.1 contains a patch for the bug.

### POC

#### Reference
- https://github.com/StarCitizenTools/mediawiki-extensions-TabberNeue/security/advisories/GHSA-jfj7-249r-7j2m

#### Github
No PoCs found on GitHub currently.