The codection “Import users from CSV with meta” plugin before 1.14.2.2 for WordPress allows wp-admin/admin-ajax.php?action=acui_delete_attachment CSRF.
plugins.trac.wordpress.org/browser/import-users-from-csv-with-meta?rev=2112013
wordpress.org/plugins/import-users-from-csv-with-meta/#developers
wpvulndb.com/vulnerabilities/9392
www.pluginvulnerabilities.com/2019/06/21/cross-site-request-forgery-csrf-media-deletion-vulnerability-in-import-users-from-csv-with-meta/