CVE-2019-8140

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.

Date published : 2019-11-05

https://magento.com/security/patches/magento-2.3.3-and-2.2.10-security-update