The Correos Express addon for PrestaShop 1.6 through 1.7 allows remote attackers to obtain sensitive information, such as a service's owner password that can be used to modify orders via SOAP. Attackers can also retrieve information about orders or buyers.
The CorreosExpress WordPress plugin through 2.6.0 generates log files which are publicly accessible, and contain sensitive information such as sender/receiver names, phone numbers, physical and email addresses