{"id":"GHSA-pjv5-vv93-p648","aliases":["CVE-2019-19709"],"title":"Possible to circumvent title-blacklist","titleSource":"OSV","descriptionSource":"OSV","declaredSeverity":"MODERATE","description":"MediaWiki through 1.33.1 allows attackers to bypass the Title_blacklist protection mechanism by starting with an arbitrary title, establishing a non-resolvable redirect for the associated page, and using redirect=1 in the action API when editing that page.","severity":"medium","score":6.1,"published":"2022-05-24T17:03:17.000Z","modified":"2024-05-19T02:24:42.603Z","withdrawn":false,"knownExploited":false,"affected":[{"ecosystem":"Packagist","name":"mediawiki/core","sources":[{"name":"OSV · GHSA-pjv5-vv93-p648","url":"https://osv.dev/vulnerability/GHSA-pjv5-vv93-p648"}],"ranges":[{"events":[{"introduced":"1.31.0"},{"fixed":"1.31.6"}],"type":"ECOSYSTEM"}],"versions":["1.31.0","1.31.1","1.31.2","1.31.3","1.31.4","1.31.5"],"fixed":["1.31.6"]},{"ecosystem":"Packagist","name":"mediawiki/core","sources":[{"name":"OSV · GHSA-pjv5-vv93-p648","url":"https://osv.dev/vulnerability/GHSA-pjv5-vv93-p648"}],"ranges":[{"events":[{"introduced":"1.32.0"},{"fixed":"1.32.6"}],"type":"ECOSYSTEM"}],"versions":["1.32.0","1.32.1","1.32.2","1.32.3","1.32.4","1.32.5"],"fixed":["1.32.6"]},{"ecosystem":"Packagist","name":"mediawiki/core","sources":[{"name":"OSV · GHSA-pjv5-vv93-p648","url":"https://osv.dev/vulnerability/GHSA-pjv5-vv93-p648"}],"ranges":[{"events":[{"introduced":"1.33.0"},{"fixed":"1.33.2"}],"type":"ECOSYSTEM"}],"versions":["1.33.0","1.33.1"],"fixed":["1.33.2"]},{"ecosystem":"Packagist","name":"mediawiki/core","sources":[{"name":"OSV · GHSA-pjv5-vv93-p648","url":"https://osv.dev/vulnerability/GHSA-pjv5-vv93-p648"}],"ranges":[{"events":[{"introduced":"1.33.99"},{"fixed":"1.34.0"}],"type":"ECOSYSTEM"}],"versions":["1.34.0-rc.0","1.34.0-rc.1"],"fixed":["1.34.0"]}],"sourceAffected":[],"references":["https://nvd.nist.gov/vuln/detail/CVE-2019-19709","https://gerrit.wikimedia.org/r/q/Ie54f366986056c876eade0fcad6c41f70b8b8de8","https://github.com/FriendsOfPHP/security-advisories/blob/master/mediawiki/core/CVE-2019-19709.yaml","https://github.com/wikimedia/mediawiki","https://phabricator.wikimedia.org/T239466","https://seclists.org/bugtraq/2019/Dec/48","https://www.debian.org/security/2019/dsa-4592"],"sources":[{"name":"OSV","id":"GHSA-pjv5-vv93-p648","modified":"2024-05-19T02:24:42.603593Z","url":"https://osv.dev/vulnerability/GHSA-pjv5-vv93-p648"}],"assessments":[{"source":"OSV","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","score":6.1}],"products":[],"remediation":[],"kev":{"status":"not-listed","checkedAt":"2026-10-28T20:20:32.181Z"},"coverage":[{"source":"NVD","status":"not-checked"},{"source":"GHSA","status":"not-checked"},{"source":"EUVD","status":"not-checked"},{"source":"EPSS","status":"not-checked"}],"evidence":[]}