A stored cross-site scripting (XSS) vulnerability exists in the WPForms Contact Form (aka wpforms-lite) plugin before 1.5.9 for WordPress.
packetstormsecurity.com/files/156910/WordPress-WP-Forms-1.5.8.2-Cross-Site-Scripting.html
wordpress.org/plugins/wpforms-lite/#developers
wpvulndb.com/vulnerabilities/10114
www.getastra.com/blog/911/plugin-exploit/stored-xss-vulnerability-found-in-wpforms-plugin/
www.jinsonvarghese.com/stored-xss-vulnerability-found-in-wpforms-plugin/