{"id":"GHSA-2f58-vf6g-6p8x","aliases":["BIT-mediawiki-2020-25815","CVE-2020-25815"],"title":"MediaWiki Cross-site Scripting (XSS) vulnerability","titleSource":"OSV","descriptionSource":"OSV","declaredSeverity":"MODERATE","description":"An issue was discovered in MediaWiki 1.32.x through 1.34.x before 1.34.4. LogEventList::getFiltersDesc is insecurely using message text to build options names for an HTML multi-select field. The relevant code should use escaped() instead of text().","severity":"medium","score":6.1,"published":"2022-05-24T17:29:42.000Z","modified":"2024-05-19T02:24:29.940Z","withdrawn":false,"knownExploited":false,"affected":[{"ecosystem":"Packagist","name":"mediawiki/core","sources":[{"name":"OSV · GHSA-2f58-vf6g-6p8x","url":"https://osv.dev/vulnerability/GHSA-2f58-vf6g-6p8x"}],"ranges":[{"events":[{"introduced":"1.32.0"},{"fixed":"1.34.3"}],"type":"ECOSYSTEM"}],"versions":["1.32.0","1.32.1","1.32.2","1.32.3","1.32.4","1.32.5","1.32.6","1.33.0","1.33.0-rc.0","1.33.1","1.33.2","1.33.3","1.33.4","1.34.0","1.34.0-rc.0","1.34.0-rc.1","1.34.1","1.34.2"],"fixed":["1.34.3"]},{"ecosystem":"Packagist","name":"mediawiki/core","sources":[{"name":"OSV · GHSA-2f58-vf6g-6p8x","url":"https://osv.dev/vulnerability/GHSA-2f58-vf6g-6p8x"}],"ranges":[{"events":[{"introduced":"1.35.0-rc.0"},{"fixed":"1.35.0"}],"type":"ECOSYSTEM"}],"versions":["1.35.0-rc.0","1.35.0-rc.1","1.35.0-rc.2","1.35.0-rc.3"],"fixed":["1.35.0"]}],"sourceAffected":[],"references":["https://nvd.nist.gov/vuln/detail/CVE-2020-25815","https://gerrit.wikimedia.org/g/mediawiki/core/+/ec76e14be658187544f07c1a249a047e1a75eaf8/includes/logging/LogEventsList.php#214","https://github.com/FriendsOfPHP/security-advisories/blob/master/mediawiki/core/CVE-2020-25815.yaml","https://github.com/wikimedia/mediawiki","https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/RTTPZ7XMDS66I442OLLHXBDNP2LCBJU6","https://lists.wikimedia.org/pipermail/mediawiki-l/2020-September/048480.html","https://lists.wikimedia.org/pipermail/mediawiki-l/2020-September/048488.html","https://phabricator.wikimedia.org/T256171"],"sources":[{"name":"OSV","id":"GHSA-2f58-vf6g-6p8x","modified":"2024-05-19T02:24:29.940316Z","url":"https://osv.dev/vulnerability/GHSA-2f58-vf6g-6p8x"}],"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":"unavailable","checkedAt":"2026-10-28T21:45:31.439Z"},"coverage":[{"source":"NVD","status":"not-checked"},{"source":"GHSA","status":"not-checked"},{"source":"EUVD","status":"not-checked"},{"source":"EPSS","status":"not-checked"}],"evidence":[]}