May 22nd was made available when I commented. Not sure why your update didn't find it. Maybe there's lag with specific mirrors. Official listings show them available:
https://app.vagrantup.com/ubuntu/boxes/focal64 https://app.vagrantup.com/ubuntu/boxes/eoan64 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1873506 Title: ubuntu/focal64 fails to mount Vagrant shared folders To manage notifications about this bug go to: https://bugs.launchpad.net/cloud-images/+bug/1873506/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs