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OpenAdvisories
Medium · 6.9 CVE-2025-62663 EUVD-2025-34962GHSA-f2xj-j426-627f

Stored XSS through a system message in UploadWizard

Published Oct 18, 2025 · Updated Oct 20, 2025 · Assigned by wikimedia-foundation

Description

Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in The Wikimedia Foundation Mediawiki - UploadWizard Extension allows Stored XSS.This issue affects Mediawiki - UploadWizard Extension: from master before 1.39.

Affected products

VendorProductAffectedFixed
The Wikimedia Foundation Mediawiki - UploadWizard Extension master – < 1.39 1.39

Advisories 1

References