CyberRota Analysis
This is a medium severity vulnerability with a CVSS score of 5.4. See the original NVD description below for full technical details.
CVE
CVE-2025-53478
Severity
MEDIUM
CVSS
5.4
EPSS
0.17%
Original NVD Description
The CheckUser extension’s Special:Investigate interface is vulnerable to reflected XSS due to improper escaping of certain internationalized system messages rendered on the “IPs and User agents” tab. This issue affects Mediawiki - CheckUser extension: from 1.39.X before 1.39.13, from 1.42.X before 1.42.7, from 1.43.X before 1.43.2.