Denial of Service Vulnerability in MediaWiki's ApiQueryBacklinks

CVE-2021-41799 · HIGH Severity

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

MediaWiki before 1.36.2 allows a denial of service (resource consumption because of lengthy query processing time). ApiQueryBacklinks (action=query&list=backlinks) can cause a full table scan.

Learn more about our Api Penetration Testing.