SUPEE-10570, Magento Commerce 220.127.116.11 and Open Source 18.104.22.168 contain multiple security enhancements that help close remote code execution (RCE), cross-site scripting (XSS), and other issues. These releases also include small functional fixes listed in the release notes.
As always, install the patch in a development environment and test before applying it to your live site.
If you need any assistance with security patch updates, please send an email to: [email protected] or contact your Account Manager at eBoundHost.
Visit the official Magento site for more details, or continue to learn more about best-practices for securing your Magento website.