CVE-2025-61647

UserInfoCard: Don't allow access to information about users who are suppressed if you don't have suppressor rights

Published Feb 3, 2026 CVSS 4.0 · 0.3 Low EPSS < 1% KEV · Not listed
Description
Vulnerability in Wikimedia Foundation CheckUser. This vulnerability is associated with program files src/Api/Rest/Handler/UserInfoHandler.Php.

This issue affects CheckUser: from a3dc1bbcc33acbcca6831d6afaccbb1054c93a57, 0584eb2ad564648aa3ce9c555dd044dda02b55f4.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
References
History
Type Values Removed Values Added
Weaknesses CWE-22
Type Values Removed Values Added
First Time appeared Wikimedia
Wikimedia checkuser
Vendors & Products Wikimedia
Wikimedia checkuser
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description Vulnerability in Wikimedia Foundation CheckUser. This vulnerability is associated with program files src/Api/Rest/Handler/UserInfoHandler.Php. This issue affects CheckUser: from a3dc1bbcc33acbcca6831d6afaccbb1054c93a57, 0584eb2ad564648aa3ce9c555dd044dda02b55f4.
Title UserInfoCard: Don't allow access to information about users who are suppressed if you don't have suppressor rights
References
Metrics cvssV4_0

{'score': 0.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:A/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
wikimedia-foundation
Published
Updated
Mar 3, 2026, 3:41 PM
Reserved
Sep 29, 2025, 1:18 PM
Status
Deferred
Published
Feb 3, 2026, 12:16 AM
Modified
Jun 17, 2026, 9:50 AM