CVE-2025-6593

"{{SITENAME}} registered email address has been changed" email sent to unverified email addresses

State: Published
Severity: 2.1 Low
Published: Feb 2, 2026
Updated: Feb 4, 2026
Reserved: Jun 24, 2025

Description

Vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files includes/user/User.Php.

This issue affects MediaWiki: from 1.27.0 before 1.39.13, 1.42.7 1.43.2, 1.44.0.

Scores

CVSS	Score	Vector	Source
4.0	2.1 Low	CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:L/VI:N/VA:N/SC:L/SI:N/SA:N	wikimedia-foundation

Weaknesses

CWE-200 Exposure of Sensitive Information to an Unauthorized Actor

Affected Products

Product	Versions
MediaWikiWikimedia Foundation	1.27.0 to before 1.39.13, 1.42.7 1.43.2, 1.44.0Affected

References

https://phabricator.wikimedia.org/T396230

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