JupyterHub 1.1.0 allows CSRF in the admin panel via a request that lacks an _xsrf field, as demonstrated by a /hub/api/user request (to add or remove a user account).
{ "versions": [ { "introduced": "0" }, { "last_affected": "1.1.0-NA" } ] }
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-36191.json"