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CVE-2025-61647

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

LOW
0.3
CVSS Score
Published: February 3, 2026 at 12:02 AM UTC
Updated: June 17, 2026 at 09:50 AM UTC
1 product affected across 1 vendorCheckUser

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Severity
LOW0.3
Exploit prediction
EPSS 0.3%
SSVC
No known exploit

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

CheckUser· Wikimedia
60%
v ≥ a3dc1bbcc33acbcca6831d6afaccbb1054c93a57, 584eb2ad564648aa3ce9c555dd44dda2b55f4584eb2ad564648aa3ce9c555dd44dda2b55f4a3dc1bbcc33acbcca6831d6afaccbb1054c93a57

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (1)

Source: cverecord
https://phabricator.wikimedia.org/T399093

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

0.3LOWwikimedia-foundation
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-22

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