CVE-2023-37300

PoC —

CVSS 3.1

5.3 medium

EPSS

<1%p50

Published

Jun 30, 2023 (Jun 30, 2023)

Modified

Jun 17, 2026

Description

An issue was discovered in the CheckUserLog API in the CheckUser extension for MediaWiki through 1.39.3. There is incorrect access control for visibility of hidden users.

Vendors: mediawiki
Products: mediawiki
Weakness: CWE-863
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

NVD CVE.org GitHub PoCs EPSS (0.7%)

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