A security flaw has been discovered in SourceCodester Indian Invoicing System up to 0.x/1.0. The impacted element is an unknown function of the file /Invoicing/add_order.php of the component Invoice Template Render Database-Backed. The manipulation of the argument customer_name results in cross site scripting. The attack may be launched remotely. The exploit has been released to the public and may be used for attacks.