WordPress plugin sitepress-multilingual-cms 3.6.3 is vulnerable to cross-site scripting in process_forms via any locale_file_name_ parameter (such as locale_file_name_en) in an authenticated theme-localization.php request to wp-admin/admin.php.
View the template here CVE-2018-18069.yaml
References:
https://github.com/Elsfa7-110/kenzer-templates