Description

Exposure of Sensitive Information to an Unauthorized Actor vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files includes/htmlform/fields/HTMLUserTextField.Php. This issue affects MediaWiki: from * through 1.39.12, 1.42.76 1.43.1, 1.44.0.

INFO

Published Date :

2026-02-02T23:03:07.979Z

Last Modified :

2026-02-03T21:11:40.284Z

Source :

wikimedia-foundation
AFFECTED PRODUCTS

The following products are affected by CVE-2025-6590 vulnerability.

Vendors Products
Mediawiki
  • Mediawiki
Wikimedia
  • Mediawiki
REFERENCES

Here, you will find a curated list of external links that provide in-depth information to CVE-2025-6590.

URL Resource
https://phabricator.wikimedia.org/T392746 cve-icon cve-icon
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CVSS Vulnerability Scoring System

Detailed values of each vector for above chart.
Attack Vector
Attack Complexity
Attack Requirements
Privileges Required
User Interaction
VS Confidentiality
VS Integrity
VS Availability
SS Confidentiality
SS Integrity
SS Availability