In CiviCRM before 5.28.1 and CiviCRM ESR before 5.27.5 ESR, the CKEditor configuration form allows CSRF.
{
"binaries": [
{
"binary_version": "4.7.1+dfsg-2ubuntu1",
"binary_name": "civicrm-common"
},
{
"binary_version": "4.7.1+dfsg-2ubuntu1",
"binary_name": "civicrm-l10n"
},
{
"binary_version": "4.7.1+dfsg-2ubuntu1",
"binary_name": "drupal7-mod-civicrm"
},
{
"binary_version": "4.7.1+dfsg-2ubuntu1",
"binary_name": "wordpress-civicrm"
}
]
}