In CiviCRM before 5.28.1 and CiviCRM ESR before 5.27.5 ESR, the CKEditor configuration form allows CSRF.
{ "cpes": [ "cpe:2.3:a:civicrm:civicrm:*:*:*:*:-:*:*:*", "cpe:2.3:a:civicrm:civicrm:*:*:*:*:extended_security_release:*:*:*" ], "severity": "Medium" }