The CW will announce its Fall schedule on this Thursday 5/14/20.It looks like they are already planning on a Fall that is light on new scripted shows like the Arrowverse.They've accuired shows like DC Universe Swamp Thing and stuff from CBS All Access.
https://deadline.com/2020/05/the-cw-acquires-swamp-thing-coroner-dead-pixels-1202931727/
The speculation is they will air some of this in place of new episodes of their regular shows.
FOX for example announced their Fall Schedule today and it's all reality shows,animation.sports and scripted shows already shot and in the can.