CVE-2022-39193

PoC —

CVSS 3.1

5.3 medium

EPSS

<1%p47

Published

Jan 20, 2023 (Jan 20, 2023)

Modified

Jun 17, 2026

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.

Vendors: mediawiki
Products: mediawiki
Weakness: CWE-200
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 (0.6%)

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