CVE-2022-39193

mediawiki: Edits with the performer suppressed still show the performer in results from the CheckUser extension

Published Jan 20, 2023 CVSS 3.1 · 5.3 Medium EPSS < 1% KEV · Not listed
Description
An issue was discovered in the CheckUser extension for MediaWiki through 1.39.x. Various components of this extension can expose information on the performer of edits and logged actions. This information should not allow public viewing: it is supposed to be viewable only by users with suppression rights.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2022-41738 An issue was discovered in the CheckUser extension for MediaWiki through 1.39.x. Various components of this extension can expose information on the performer of edits and logged actions. This information should not allow public viewing: it is supposed to be viewable only by users with suppression rights.
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
mitre
Published
Updated
Apr 3, 2025, 4:11 PM
Reserved
Sep 2, 2022, 12:00 AM
Status
Modified
Published
Jan 20, 2023, 7:15 PM
Modified
Jun 17, 2026, 4:57 AM
Severity
Low
Public date
Jan 20, 2023, 12:00 AM