CVE-2025-67478

Vulnerability in Wikimedia Foundation CheckUser. This vulnerability is associated with program files includes/Mail/UserMailer.Php. This issue affects CheckUser: from * before 1.39.14, 1.43.4, 1.44.1.

CVSS v3 8.8 HIGH

8.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://phabricator.wikimedia.org/T385403	Broken Link

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:mediawiki:checkuser::::::mediawiki::*
	cpe:2.3:a:mediawiki:checkuser::::::mediawiki::*
	cpe:2.3:a:mediawiki:checkuser:1.44.0:::::mediawiki::

History

14 Apr 2026, 14:08

Type	Values Removed	Values Added
Summary		(es) Vulnerabilidad en Wikimedia Foundation CheckUser. Esta vulnerabilidad está asociada con archivos de programa includes/Mail/UserMailer.PHP. Este problema afecta a CheckUser: desde * antes de 1.39.14, 1.43.4, 1.44.1.
First Time		Mediawiki Mediawiki checkuser
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : unknown v3 : 8.8
CPE		cpe:2.3:a:mediawiki:checkuser:1.44.0:::::mediawiki:: cpe:2.3:a:mediawiki:checkuser::::::mediawiki::*
CWE		NVD-CWE-noinfo
References	~~() https://phabricator.wikimedia.org/T385403 -~~	() https://phabricator.wikimedia.org/T385403 - Broken Link

03 Feb 2026, 02:16

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-02-03 02:16

Updated : 2026-04-14 14:08

NVD link : CVE-2025-67478

Mitre link : CVE-2025-67478

CVE.ORG link : CVE-2025-67478

JSON object : View

Products Affected

mediawiki

checkuser

CWE

NVD-CWE-noinfo

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