CVE-2026-34094: Customized help link for page protection indicator is relative to subpage name, because the link target is missing the "/wiki/" prefix

Published May 11, 2026
·
Updated

Vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files includes/Page/Article.Php. This issue affects MediaWiki: from * before 1.43.7, 1.44.4, 1.45.2.

Affected Software

4 affected components
Wikimedia Foundation MediaWiki<1.43.7, <1.44.4, <1.45.2
MediaWiki MediaWiki<1.43.7
MediaWiki MediaWiki>=1.44.0<1.44.4
MediaWiki MediaWiki>=1.45.0<1.45.2

Event History

May 11, 2026
CVE Published
via MITRE·04:50 PM
Data Sourced
via MITRE·04:50 PM
Description
Data Sourced
via NVD·06:16 PM
RemedyDescriptionSeverityWeaknessAffected Software
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Frequently Asked Questions

1

What is the severity of CVE-2026-34094?

CVE-2026-34094 is classified as a vulnerability affecting the Wikimedia Foundation MediaWiki software, though the specific severity level has not been detailed in the current reports.

2

How do I fix CVE-2026-34094?

To fix CVE-2026-34094, ensure that your MediaWiki installation is updated to version 1.45.3 or later, which includes the patch for this vulnerability.

3

What versions of MediaWiki are affected by CVE-2026-34094?

CVE-2026-34094 affects MediaWiki versions up to 1.45.2, as well as 1.44.4 and 1.43.7.

4

What are the consequences of CVE-2026-34094?

The consequences of CVE-2026-34094 may include potential misleading help links within the user interface that could hinder navigation on affected MediaWiki pages.

5

Where can I find more information about CVE-2026-34094?

More information about CVE-2026-34094 can be found in the security advisories and bug reports provided by the Wikimedia Foundation.

Contact

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