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CVE-2026-0671

Published: Jan 8, 2026

Modified: Jan 8, 2026

PUBLISHED

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.

Vendor	Product	Versions
Wikimedia Foundation	MediaWiki - UploadWizard extension	affected `1.45` affected `1.44` affected `1.43` affected `1.39`

Weaknesses (CWE)

References

https://phabricator.wikimedia.org/T407157

https://gerrit.wikimedia.org/r/q/I16de2211594ea9a686868ad7789f9879bf981fa1

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