CVE-2026-58036

Exposure of Sensitive Information to an Unauthorized Actor vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files includes/Api/ApiQueryAllUsers.Php, includes/Api/ApiQueryUsers.Php, includes/Permissions/PermissionManager.Php, includes/User/UserGroupManager.Php.

CVSS v3 7.5 HIGH

7.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://phabricator.wikimedia.org/T425406	Permissions Required

Configurations

Configuration 1 (hide)

cpe:2.3:a:mediawiki:mediawiki:1.46.0:rc0:*:*:*:*:*:*

History

09 Jul 2026, 19:46

Type	Values Removed	Values Added
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : unknown v3 : 7.5
References	~~() https://phabricator.wikimedia.org/T425406 -~~	() https://phabricator.wikimedia.org/T425406 - Permissions Required
CPE		cpe:2.3:a:mediawiki:mediawiki:1.46.0:rc0::::::
First Time		Mediawiki mediawiki Mediawiki

01 Jul 2026, 16:16

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-07-01 16:16

Updated : 2026-07-09 19:46

NVD link : CVE-2026-58036

Mitre link : CVE-2026-58036

CVE.ORG link : CVE-2026-58036

JSON object : View

Products Affected

mediawiki

mediawiki

CWE

CWE-200

Exposure of Sensitive Information to an Unauthorized Actor

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