CVE-2022-28203

HIGH

MediaWiki < 1.35.6, 1.36.x < 1.36.4, 1.37.x < 1.37.2 - Denial of Service via Special:NewFiles Query

Title source: llm
STIX 2.1

Description

A denial-of-service issue was discovered in MediaWiki before 1.35.6, 1.36.x before 1.36.4, and 1.37.x before 1.37.2. When many files exist, requesting Special:NewFiles with actor as a condition can result in a very long running query.

References (3)

Core 3
Core References
Mailing List, Third Party Advisory mailing-list
https://lists.debian.org/debian-lts-announce/2022/09/msg00027.html
Third Party Advisory vendor-advisory
https://www.debian.org/security/2022/dsa-5246
Exploit, Issue Tracking, Patch, Vendor Advisory
https://phabricator.wikimedia.org/T297731

Scores

CVSS v3 7.5
EPSS 0.0112
EPSS Percentile 61.8%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Details

CWE
CWE-763
Status published
Products (3)
debian/debian_linux 10.0
debian/debian_linux 11.0
mediawiki/mediawiki < 1.35.6
Published Sep 19, 2022
Tracked Since Feb 18, 2026