Magento version 2.4.0 and 2.3.5p1 (and earlier) are affected by an incorrect permissions issue vulnerability in the Inventory module. This vulnerability could be abused by authenticated users to modify inventory stock data without authorization.

Magento version 2.4.0 and 2.3.5p1 (and earlier) are affected by an incorrect permissions vulnerability in the Integrations component. This vulnerability could be abused by authenticated users with permissions to the Resource Access API to delete customer details via the REST API without authorization.

Magento version 2.4.0 and 2.3.5p1 (and earlier) are affected by an incorrect user permissions vulnerability within the Inventory component. This vulnerability could be abused by authenticated users with Inventory and Source permissions to make unauthorized changes to inventory source data via the REST API.

Magento versions 2.4.2 (and earlier), 2.4.1-p1 (and earlier) and 2.3.6-p1 (and earlier) are vulnerable to an Improper Authorization vulnerability in the customers module. Successful exploitation could allow a low-privileged user to modify customer data. Access to the admin console is required for successful exploitation.

Insecure authentication and session management vulnerability exists in Magento 2.2 prior to 2.2.10, Magento 2.3 prior to 2.3.3 or 2.3.2-p1. An authenticated user can manipulate session validation setting for a storefront that leads to insecure authentication and session management.

An unrestricted file upload vulnerability exists in Magento 2.2 prior to 2.2.10, Magento 2.3 prior to 2.3.3 or 2.3.2-p1. An authenticated admin user can manipulate the Synchronization feature in the Media File Storage of the database to transform uploaded JPEG file into a PHP file.

An injection vulnerability exists in Magento Open Source prior to 1.9.4.2, and Magento Commerce prior to 1.14.4.2, Magento 2.1 prior to 2.1.18, Magento 2.2 prior to 2.2.9, Magento 2.3 prior to 2.3.2. An authenticated user with marketing manipulation privileges can invoke methods that alter data of the underlying model followed by corresponding database modifications.