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Status published
Unknown
CVE-2025-6594
XSS in Special:ApiSandbox
Vulnerability Description
Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files resources/src/mediawiki.Special.Apisandbox/ApiSandbox.Js. This issue affects MediaWiki: from 1.27.0 before 1.39.13, 1.42.7 1.43.2, 1.44.0.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
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Low
2.3
Affected Vendor
Wikimedia Foundation
View all reports →Affected Software
MediaWiki
Vulnerable Versions:
1.27.0
Timeline
Official Publish:
February 2nd, 2026
Last Modified:
February 3rd, 2026
Added to House:
July 22nd, 2026