CVE-2023-37253 - Vulnerability Details - OpenCVE

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.

No CVSS v4.0

Attack Vector Network

Attack Complexity High

Privileges Required Low

Scope Unchanged

Confidentiality Impact Low

Integrity Impact None

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploitation poc

Automatable no

Technical Impact partial

Vendors	Products
Mediawiki	Proofreadpage

No data.

No data.

References

Link	Providers
https://phabricator.wikimedia.org/T326952

History

Thu, 17 Sep 2026 20:30:00 +0000

Type	Values Removed	Values Added
First Time appeared		Mediawiki Mediawiki proofreadpage
Vendors & Products		Mediawiki Mediawiki proofreadpage

Tue, 15 Sep 2026 17:00:00 +0000

Type	Values Removed	Values Added
Title	Suppressed User Data Leakage via ProofreadPage API and Config Variables

Mon, 14 Sep 2026 22:45:00 +0000

Type	Values Removed	Values Added
Title		Suppressed User Data Leakage via ProofreadPage API and Config Variables

Mon, 14 Sep 2026 21:00:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

Mon, 14 Sep 2026 05:30:00 +0000

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		https://phabricator.wikimedia.org/T326952
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'}`

MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2026-09-14T00:00:00.000Z

Updated: 2026-09-14T15:06:44.673Z

Reserved: 2023-06-29T00:00:00.000Z

Link: CVE-2023-37253

Vulnrichment

Updated: 2026-09-14T15:06:38.841Z

NVD

Status : Awaiting Analysis

Published: 2026-09-14T06:16:53.740

Modified: 2026-09-16T19:31:54.210

Link: CVE-2023-37253

Redhat

No data.

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