CVE-2025-53478
CheckUser: Reflected Cross-Site Scripting (XSS) in Special:Investigate via unsanitized i18n messages
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.
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Productos afectados
Wikimedia Foundation · Mediawiki - CheckUser extension¿Quieres saber si tu infraestructura está expuesta a esto?
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