In CiviCRM before 5.21.3 and 5.22.x through 5.24.x before 5.24.3, users may be able to upload and execute a crafted PHAR archive.
{ "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" } ] }