In the orders section of PrestaShop before 1.7.2.5, an attack is possible after gaining access to a target store with a user role with the rights of at least a Salesman or higher privileges. The attacker can then inject arbitrary PHP objects into the process and abuse an object chain in order to gain Remote Code Execution. This occurs because protection against serialized objects looks for a 0: followed by an integer, but does not consider 0:+ followed by an integer.

modules/orderfiles/ajax/upload.php in the Customer Files Upload addon 2018-08-01 for PrestaShop (1.5 through 1.7) allows remote attackers to execute arbitrary code by uploading a php file via modules/orderfiles/upload.php with auptype equal to product (for upload destinations under modules/productfiles), order (for upload destinations under modules/files), or cart (for upload destinations under modules/cartfiles).

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 delete an image directory.

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 before 1.6.1.20 and 1.7.x before 1.7.3.4 mishandles cookie encryption in Cookie.php, Rinjdael.php, and Blowfish.php.

modules/bamegamenu/ajax_phpcode.php in the Responsive Mega Menu (Horizontal+Vertical+Dropdown) Pro module 1.0.32 for PrestaShop 1.5.5.0 through 1.7.2.5 allows remote attackers to execute a SQL Injection through function calls in the code parameter.

modules/bamegamenu/ajax_phpcode.php in the Responsive Mega Menu (Horizontal+Vertical+Dropdown) Pro module 1.0.32 for PrestaShop 1.5.5.0 through 1.7.2.5 allows remote attackers to execute arbitrary PHP code via the code parameter.

In PrestaShop through 1.7.2.5, a UI-Redressing/Clickjacking vulnerability was found that might lead to state-changing impact in the context of a user or an admin, because the generateHtaccess function in classes/Tools.php sets neither X-Frame-Options nor 'Content-Security-Policy "frame-ancestors' values.

PrestaShop 1.7.2.4 allows user enumeration via the Reset Password feature, by noticing which reset attempts do not produce a "This account does not exist" error message.