As of March 29, 2022, VMware has officially released vSphere version 7.0 U3d. The most notable thing I’ve seen from this patch release is that the vCenter Server patch addresses CVE-2022-22948. This particular CVE has a CVSSv3 score of 5.5 (Moderate) and is explained in more detail in VMware’s VMSA-2022-0009 Security Advisory. As for ESXi, this patch release addresses a number of issues and PRs, as well as updating drivers and VIBs on ESXi hosts.
vCenter Server 7.0 U3d | Build 19480866
Release Notes: https://docs.vmware.com/en/VMware-vSphere/7.0/rn/vsphere-vcenter-server-70u3d-release-notes.html
ESXi 7.0 U3d | Build 19482537
Release Notes: https://docs.vmware.com/en/VMware-vSphere/7.0/rn/vsphere-esxi-70u3d-release-notes.html