In the OAuth2 Client extension before 0.4 for MediaWiki, a CSRF vulnerability exists due to the OAuth2 state parameter not being checked in the callback function.
{ "versions": [ { "introduced": "0" }, { "fixed": "0.4" } ] }
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2019-15150.json"