CVE-2023-37253

Published Sep 14, 2026 CVSS 3.1 · 3.1 Low EPSS < 1% KEV · Not listed
Description
An issue was discovered in the ProofreadPage extension for MediaWiki through 1.39.3. It leaks information about a suppressed user via the API and config variables.

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
First Time appeared Mediawiki
Mediawiki proofreadpage
Vendors & Products Mediawiki
Mediawiki proofreadpage
Type Values Removed Values Added
Title Suppressed User Data Leakage via ProofreadPage API and Config Variables
Type Values Removed Values Added
Title Suppressed User Data Leakage via ProofreadPage API and Config Variables
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description An issue was discovered in the ProofreadPage extension for MediaWiki through 1.39.3. It leaks information about a suppressed user via the API and config variables.
Weaknesses CWE-669
References
Metrics cvssV3_1

{'score': 3.1, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
mitre
Published
Updated
Sep 14, 2026, 3:06 PM
Reserved
Jun 29, 2023, 12:00 AM
Status
Awaiting Analysis
Published
Sep 14, 2026, 6:16 AM
Modified
Sep 16, 2026, 7:31 PM