{"id":"GHSA-wrhx-3pxr-6vgg","aliases":["CVE-2019-12468"],"title":"Wikimedia MediaWiki Incorrect Access Control vulnerability","description":"An Incorrect Access Control vulnerability was found in Wikimedia MediaWiki 1.27.0 through 1.32.1. Directly POSTing to Special:ChangeEmail would allow for bypassing re-authentication, allowing for potential account takeover.","severity":"critical","score":9.8,"published":"2022-05-24T16:49:54.000Z","modified":"2024-05-19T02:24:42.103Z","withdrawn":false,"knownExploited":false,"affected":[{"ecosystem":"Packagist","name":"mediawiki/core","ranges":[{"events":[{"introduced":"1.27.0"},{"fixed":"1.27.6"}],"type":"ECOSYSTEM"}],"versions":["1.27.0","1.27.1","1.27.2","1.27.3","1.27.4","1.27.5"],"fixed":["1.27.6"]},{"ecosystem":"Packagist","name":"mediawiki/core","ranges":[{"events":[{"introduced":"1.30.0"},{"fixed":"1.30.2"}],"type":"ECOSYSTEM"}],"versions":["1.30.0","1.30.1"],"fixed":["1.30.2"]},{"ecosystem":"Packagist","name":"mediawiki/core","ranges":[{"events":[{"introduced":"1.31.0"},{"fixed":"1.31.2"}],"type":"ECOSYSTEM"}],"versions":["1.31.0","1.31.1"],"fixed":["1.31.2"]},{"ecosystem":"Packagist","name":"mediawiki/core","ranges":[{"events":[{"introduced":"1.32.0"},{"fixed":"1.32.2"}],"type":"ECOSYSTEM"}],"versions":["1.32.0","1.32.1"],"fixed":["1.32.2"]}],"sourceAffected":[],"references":["https://nvd.nist.gov/vuln/detail/CVE-2019-12468","https://github.com/FriendsOfPHP/security-advisories/blob/master/mediawiki/core/CVE-2019-12468.yaml","https://github.com/wikimedia/mediawiki","https://lists.wikimedia.org/pipermail/mediawiki-announce","https://lists.wikimedia.org/pipermail/wikitech-l/2019-June/092152.html","https://phabricator.wikimedia.org/T197279","https://seclists.org/bugtraq/2019/Jun/12","https://www.debian.org/security/2019/dsa-4460"],"sources":[{"name":"OSV","id":"GHSA-wrhx-3pxr-6vgg","modified":"2024-05-19T02:24:42.103213Z","url":"https://osv.dev/vulnerability/GHSA-wrhx-3pxr-6vgg"}],"assessments":[{"source":"OSV","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","score":9.8}]}