Medium severity6.1NVD Advisory· Published Jan 8, 2026· Updated Jun 17, 2026
CVE-2026-0671
CVE-2026-0671
Description
Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Wikimedia Foundation MediaWiki - UploadWizard extension allows Cross-Site Scripting (XSS).This issue affects MediaWiki - UploadWizard extension: 1.45, 1.44, 1.43, 1.39.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
5cpe:2.3:a:wikimedia:mediawiki-extensions-uploadwizard:1.39:*:*:*:*:*:*:*+ 4 more
- cpe:2.3:a:wikimedia:mediawiki-extensions-uploadwizard:1.39:*:*:*:*:*:*:*
- cpe:2.3:a:wikimedia:mediawiki-extensions-uploadwizard:1.43:*:*:*:*:*:*:*
- cpe:2.3:a:wikimedia:mediawiki-extensions-uploadwizard:1.44:*:*:*:*:*:*:*
- cpe:2.3:a:wikimedia:mediawiki-extensions-uploadwizard:1.45:*:*:*:*:*:*:*
- (no CPE)range: 1.45, 1.44, 1.43, 1.39
Patches
Vulnerability mechanics
References
2- gerrit.wikimedia.org/r/q/I16de2211594ea9a686868ad7789f9879bf981fa1nvdPatch
- phabricator.wikimedia.org/T407157nvdExploitIssue TrackingVendor Advisory
News mentions
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