The GreenPay(tm) by Green.Money plugin for WordPress is vulnerable to Sensitive Information Exposure in versions between 3.0.0 and 3.0.9 through the publicly accessible phpinfo.php script. This makes it possible for unauthenticated attackers to view potentially sensitive information contained in the exposed file.
https://wordpress.org/plugins/green-money-payment-gateway/#developers
https://plugins.trac.wordpress.org/changeset/3267032/
https://plugins.trac.wordpress.org/browser/green-money-payment-gateway/trunk/phpinfo.php