VULNERABILITY INTELLIGENCE

CVE-2022-39193

CVSS score5.3 MEDIUM

EPSS probability0.61%

CISA KEVNot currently listed

Published2023-01-20

Last modified2026-06-17

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

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.

Weakness classification

nvd@nist.gov: CWE-200
134c704f-9b21-4f2e-91b3-4a467353bcc0: CWE-200

Primary references

cve@mitre.org — Exploit, Issue Tracking, Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 — Exploit, Issue Tracking, Patch, Third Party Advisory