The plugin does not sanitise and escape the tax_name parameter before outputting it back in the page, leading to a Reflected Cross-Site Scripting which could be used against high privilege users such as admin
Make a logged in admin open https://example.com/wp-admin/admin-ajax.php?action=mdf_get_tax_options_in_widget&tax;_name=
CPE | Name | Operator | Version |
---|---|---|---|
wp-meta-data-filter-and-taxonomy-filter | lt | 1.3.1 |