MediaCentral | Cloud UX 2021.7.12 was posted to the download center today.
The readme can be found here:
https://resources.avid.com/SupportFiles/attach/MediaCentral_Cloud_UX/MCCUX_2021_7_12_ReadMe.pdf
The installer can be found on the download center under Avid MediaCentral Patches/2021.7 Patches