A remote code execution vulnerability exists in 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 privileges to manipulate layouts can insert a malicious payload into the layout.

References

• https://nvd.nist.gov/vuln/detail/CVE-2019-7876
• https://web.archive.org/web/20211206084839/https://magento.com/security/patches/magento-2.3.2-2.2.9-and-2.1.18-security-update-13
• https://github.com/FriendsOfPHP/security-advisories/blob/master/magento/product-community-edition/CVE-2019-7876.yaml
• https://magento.com/security/patches/magento-2.3.2-2.2.9-and-2.1.18-security-update-13