CVE-2025-67483: Theoretical i18n XSS in mediawiki.page.preview.js when a page has multiple protection levels

Published Feb 3, 2026
·
Updated

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.Page.Preview.Js.

This issue affects MediaWiki: from before 1.43.6, 1.44.3, 1.45.1.

Affected Software

4 affected components
Wikimedia Foundation MediaWiki<1.43.6, >=1.44.3<1.45.1
MediaWiki MediaWiki>=1.43.0<1.43.6
MediaWiki MediaWiki>=1.44.0<1.44.3
MediaWiki MediaWiki=1.45.0

Event History

Feb 3, 2026
CVE Published
via MITRE·01:26 AM
Data Sourced
via MITRE·01:26 AM
DescriptionWeakness
Data Sourced
via NVD·02:16 AM
DescriptionSeverityWeaknessAffected Software
Nov 8, 58249
Event
via NVD·07:11 PM
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Frequently Asked Questions

1

What is the severity of CVE-2025-67483?

CVE-2025-67483 is classified as a moderate severity vulnerability due to its potential for exploitation through XSS.

2

How do I fix CVE-2025-67483?

To fix CVE-2025-67483, upgrade MediaWiki to version 1.43.7 or later, or a version between 1.44.3 and 1.45.1.

3

What is the impact of CVE-2025-67483 on MediaWiki?

CVE-2025-67483 allows for improper neutralization of input, leading to possible cross-site scripting (XSS) attacks when rendering pages with varying protection levels.

4

Which versions of MediaWiki are affected by CVE-2025-67483?

MediaWiki versions up to 1.43.6 and those between 1.44.3 and 1.45.1 are affected by CVE-2025-67483.

5

Is CVE-2025-67483 a publicly known vulnerability?

Yes, CVE-2025-67483 is a publicly disclosed vulnerability associated with MediaWiki's page preview functionality.

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