A path traversal vulnerability in the WYSIWYG editor for Magento 2.1 prior to 2.1.18, Magento 2.2 prior to 2.2.9, Magento 2.3 prior to 2.3.2 could result in unauthorized access to uploaded images due to insufficient access control.
github.com/FriendsOfPHP/security-advisories/blob/master/magento/product-community-edition/CVE-2019-7859.yaml
github.com/magento/magento2
magento.com/security/patches/magento-2.3.2-2.2.9-and-2.1.18-security-update-23
nvd.nist.gov/vuln/detail/CVE-2019-7859
web.archive.org/web/20220127030535/https://magento.com/security/patches/magento-2.3.2-2.2.9-and-2.1.18-security-update-24