{"id":"DEBIAN-CVE-2011-4361","details":"MediaWiki before 1.17.1 does not check for read permission before handling action=ajax requests, which allows remote attackers to obtain sensitive information by (1) leveraging the SpecialUpload::ajaxGetExistsWarning function, or by (2) leveraging an extension, as demonstrated by the CategoryTree, ExtTab, and InlineEditor extensions.","modified":"2026-09-14T06:47:21.513277958Z","published":"2012-01-08T11:55:19.797Z","upstream":["CVE-2011-4361"],"references":[{"type":"ADVISORY","url":"https://security-tracker.debian.org/tracker/CVE-2011-4361"}],"affected":[{"package":{"name":"mediawiki","ecosystem":"Debian:12","purl":"pkg:deb/debian/mediawiki?arch=source&distro=bookworm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:1.15.5-4"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2011-4361.json"}},{"package":{"name":"mediawiki","ecosystem":"Debian:13","purl":"pkg:deb/debian/mediawiki?arch=source&distro=trixie"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:1.15.5-4"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2011-4361.json"}},{"package":{"name":"mediawiki","ecosystem":"Debian:14","purl":"pkg:deb/debian/mediawiki?arch=source&distro=forky"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:1.15.5-4"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2011-4361.json"}}],"schema_version":"1.9.0"}