{"id":"BIT-mediawiki-2021-46150","details":"An issue was discovered in MediaWiki before 1.35.5, 1.36.x before 1.36.3, and 1.37.x before 1.37.1. Special:CheckUserLog allows CheckUser XSS because of date mishandling, as demonstrated by an XSS payload in MediaWiki:October.","aliases":["CVE-2021-46150"],"modified":"2025-04-03T14:40:37.652Z","published":"2024-03-06T11:07:37.576Z","database_specific":{"severity":"Medium","cpes":["cpe:2.3:a:mediawiki:mediawiki:*:*:*:*:*:*:*:*"]},"references":[{"type":"WEB","url":"https://gerrit.wikimedia.org/r/plugins/gitiles/mediawiki/extensions/CheckUser/+/79c2c49a18f96b159258958feca90fce964c350a"},{"type":"WEB","url":"https://phabricator.wikimedia.org/T292795"},{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2021-46150"}],"affected":[{"package":{"name":"mediawiki","ecosystem":"Bitnami","purl":"pkg:bitnami/mediawiki"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"1.35.5"},{"introduced":"1.36.0"},{"fixed":"1.36.3"},{"introduced":"1.37.0"},{"fixed":"1.37.1"}]}],"database_specific":{"source":"https://github.com/bitnami/vulndb/tree/main/data/mediawiki/BIT-mediawiki-2021-46150.json"},"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N"}]}],"schema_version":"1.7.3"}