In PrestaShop before version 1.7.6.4, when a customer edits their address, they can freely change the idaddress in the form, and thus steal someone else's address. It is the same with CustomerForm, you are able to change the idcustomer and change all information of all accounts. The problem is patched in version 1.7.6.4.
PrestaShop 1.6.x before 1.6.1.23 and 1.7.x before 1.7.4.4 on Windows allows remote attackers to write to arbitrary image files.
PrestaShop 1.6.x before 1.6.1.23 and 1.7.x before 1.7.4.4 allows remote attackers to execute arbitrary code via a file upload.
PrestaShop 1.6.x before 1.6.1.23 and 1.7.x before 1.7.4.4 allows remote attackers to delete an image directory.