{"action":"Upgrade mediawiki to 1:1.19.20+dfsg-2.3 or later.","affected":[{"fixed":"1:1.19.20+dfsg-2.3","introduced":"0"}],"component":"mediawiki","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["1:1.19.20+dfsg-2.3"],"id":"tcs_01M5NB6672SXFJSHJMHTKCRAYG","modified_at":"2026-09-09T06:47:31.268650615Z","published_at":"2015-04-13T14:59:13.520Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2015-2940","https://security-tracker.debian.org/tracker/CVE-2015-2940"],"severity":{"label":"unknown"},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2015-2940#Debian:14/mediawiki","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2015-2940"}],"summary":"Cross-site request forgery (CSRF) vulnerability in the CheckUser extension for MediaWiki allows remote attackers to hijack the authentication of certain users for requests that retrieve sensitive user"}