{"action":"Upgrade mediawiki to 1:1.35.4-1 or later.","affected":[{"fixed":"1:1.35.4-1","introduced":"0"}],"component":"mediawiki","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["1:1.35.4-1"],"id":"tcs_01M5NG0DPQBTPD4RFWVA6QDRNQ","modified_at":"2026-10-23T18:02:30.269760015Z","published_at":"2021-10-11T08:15:06.767Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2021-41799","https://security-tracker.debian.org/tracker/CVE-2021-41799"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2021-41799#Debian:14/mediawiki","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2021-41799"}],"summary":"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."}