In this security release, we have been able to close security gaps of the threat level "low" and "critical". Affected are the Shopware versions including 184.108.40.206. The following vulnerability has been fixed with this security update:
NEXT-20305: Modify Customers, create Orders without App Permission
NEXT-20309: HTTP caching is marking private HTTP headers as public
NEXT-20235: Always false condition in Security Plugin
We recommend updating to the current version 220.127.116.11. You can get the update to 18.104.22.168 regularly via the Auto-Updater or directly via the download overview.
For older versions, corresponding security measures are also available via a plugin.