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.
References
Configurations
No configuration.
History
08 Jul 2025, 16:18
Type | Values Removed | Values Added |
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Summary |
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07 Jul 2025, 21:15
Type | Values Removed | Values Added |
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CVSS |
v2 : v3 : |
v2 : unknown
v3 : 5.4 |
07 Jul 2025, 19:15
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New CVE |
Information
Published : 2025-07-07 19:15
Updated : 2025-07-08 16:18
NVD link : CVE-2025-53478
Mitre link : CVE-2025-53478
CVE.ORG link : CVE-2025-53478
JSON object : View
Products Affected
No product.
CWE
CWE-79
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')