The Welcart e-Commerce WordPress plugin, less than version 2.1.1 and possibly below, was vulnerable to authenticated SQLI Injection in the search[order_column][0] POST parameter of the "/wp-admin/admin.php?page=usces_orderlist" page.
Refer to references.
2021-02-08 (about 1 years ago)
2021-02-08 (about 1 years ago)
2021-02-08 (about 1 years ago)