CVE-2023-37252

LowCVSS 3.1/10Last modified Sep 16, 2026

Description

An issue was discovered in the CheckUser extension for MediaWiki through 1.39.3. Special:CheckUserLog shows usernames that have been hidden.

Metrics

CVSS 3.1 3.1/10CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N

Weakness enumeration

CWE-669

Affected software

Source: the vendor's advisory (CNA). NVD analysis pending.

VendorProductVersions
MediaWikiCheckUser< 1.35.11; >= 1.36.0, < 1.38.7; >= 1.39.0, < 1.39.4

References

Timeline

Published
Sep 14, 2026
Last modified
Sep 16, 2026
NVD status
Awaiting Analysis

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CVE-2023-37252: Low severity, CVSS 3.1 | Vulnix