{"id":"CVE-2019-12468","details":"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.","aliases":["GHSA-wrhx-3pxr-6vgg"],"modified":"2026-05-08T04:37:26.803173Z","published":"2019-07-10T15:15:12.430Z","database_specific":{"unresolved_ranges":[{"source":"CPE_FIELD","cpe":"cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*","extracted_events":[{"last_affected":"9.0"}]}]},"references":[{"type":"ADVISORY","url":"https://lists.wikimedia.org/pipermail/mediawiki-announce/"},{"type":"ADVISORY","url":"https://seclists.org/bugtraq/2019/Jun/12"},{"type":"ADVISORY","url":"https://www.debian.org/security/2019/dsa-4460"},{"type":"FIX","url":"https://lists.wikimedia.org/pipermail/wikitech-l/2019-June/092152.html"},{"type":"FIX","url":"https://phabricator.wikimedia.org/T197279"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/wikimedia/mediawiki","events":[{"introduced":"758cd9d2371d529450448cdf7eb2f1f6e099cfee"},{"last_affected":"66c3c50df50e3055f69932a90b7b465f43933d18"}],"database_specific":{"source":"CPE_FIELD","cpe":"cpe:2.3:a:mediawiki:mediawiki:*:*:*:*:*:*:*:*","extracted_events":[{"introduced":"1.27.0"},{"last_affected":"1.32.1"}]}}],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2019-12468.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"}]}