{"action":"Upgrade mediawiki to 1:1.19.8+dfsg-1 or later.","affected":[{"fixed":"1:1.19.8+dfsg-1","introduced":"0"}],"component":"mediawiki","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["1:1.19.8+dfsg-1"],"id":"tcs_01M5NAGD3K460PHZWWFK6KX7ME","modified_at":"2026-09-01T20:03:18.129404894Z","published_at":"2019-12-11T19:15:12.217Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2013-4303","https://security-tracker.debian.org/tracker/CVE-2013-4303"],"severity":{"label":"medium","score":6.1},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2013-4303#Debian:14/mediawiki","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2013-4303"}],"summary":"includes/libs/IEUrlExtension.php in the MediaWiki API in MediaWiki 1.19.x before 1.19.8, 1.20.x before 1.20.7, and 1.21.x before 1.21.2 does not properly detect extensions when there are an even numbe"}