{"id":"BIT-mediawiki-2021-30154","details":"An issue was discovered in MediaWiki before 1.31.12 and 1.32.x through 1.35.x before 1.35.2. On Special:NewFiles, all the mediastatistics-header-* messages are output in HTML unescaped, leading to XSS.","aliases":["CVE-2021-30154"],"modified":"2025-04-03T14:40:37.652Z","published":"2024-03-06T11:12:51.082Z","database_specific":{"cpes":["cpe:2.3:a:mediawiki:mediawiki:*:*:*:*:*:*:*:*"],"severity":"Medium"},"references":[{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/26UJGHF7LJDOCQN6A3Z4PM7PYRKENJHE/"},{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2OMSV7B2TCFBOCICN3B4SMQP5HVRJQIT/"},{"type":"WEB","url":"https://phabricator.wikimedia.org/T278014"},{"type":"WEB","url":"https://security.gentoo.org/glsa/202107-40"},{"type":"WEB","url":"https://www.debian.org/security/2021/dsa-4889"},{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2021-30154"}],"affected":[{"package":{"name":"mediawiki","ecosystem":"Bitnami","purl":"pkg:bitnami/mediawiki"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"1.31.12"},{"introduced":"1.32.0"},{"fixed":"1.35.2"}]}],"database_specific":{"source":"https://github.com/bitnami/vulndb/tree/main/data/mediawiki/BIT-mediawiki-2021-30154.json"},"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N"}]}],"schema_version":"1.7.3"}