{"id":"BIT-mediawiki-2021-44857","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. It is possible to use action=mcrundo followed by action=mcrrestore to replace the content of any arbitrary page (that the user doesn't have edit rights for). This applies to any public wiki, or a private wiki that has at least one page set in $wgWhitelistRead.","aliases":["CVE-2021-44857"],"modified":"2025-04-03T14:40:37.652Z","published":"2024-03-06T11:09:25.578Z","database_specific":{"cpes":["cpe:2.3:a:mediawiki:mediawiki:*:*:*:*:*:*:*:*"],"severity":"Medium"},"references":[{"type":"WEB","url":"https://phabricator.wikimedia.org/T297322"},{"type":"WEB","url":"https://security.gentoo.org/glsa/202305-24"},{"type":"WEB","url":"https://www.mediawiki.org/wiki/2021-12_security_release/FAQ"},{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2021-44857"}],"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-2021-44857.json"},"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N"}]}],"schema_version":"1.7.3"}