Language: JavaScript
Label: safe
CWE: CWE-352 \u2014 Cross-Site Request Forgery (CSRF)
The web application does not, or can not, sufficiently verify whether a well-formed, valid, consistent request was intentionally provided by the user who submitted the request.

Code:
  getProductReturnDetails: function({product_id, customer_id}, returnData) {

    $.ajax({ 
      url: full_website_address + "/info/?module=data&page=productDetailsForReturn&product_id=" + product_id+"&customer_id="+customer_id,
      contentType: "application/json; charset=utf-8",
      dataType: "json",
      success: function (data, status) {
        returnData(data);
      }
    });

  },