VMware did release on 26 May 2021 a new update of VMware Cloud Foundation. The new release of VMware Cloud Foundation is for 4.2 and for 3.10.2 releases. The new version is 4.2.1 en 3.10.2.1 In this new release the are some new enhancements.
In this release are only security upgrades for Python OS and for vCenter server Appliance.
The next enhancement is the BOM Updates. The BOM stands for Bill of Materials. Check this website for the latest version for 4.2.1 and this website for 3.10.2.1.
Is you need more information of the Update of VMware Cloud Foundation check this announcement.