Exposure of Sensitive Information to an Unauthorized Actor
PrestaShop 220.127.116.11 allows user enumeration via the Reset Password feature, by noticing which reset attempts do not produce a "This account does not exist" error message.
CWE-200 - Information Exposure
An information exposure vulnerability is categorized as an information flow (IF) weakness, which can potentially allow unauthorized access to otherwise classified information in the application, such as confidential personal information (demographics, financials, health records, etc.), business secrets, and the application's internal environment.