I am not sure the correctness of this information, but I found this topic on Reddit and some comments confirming it.
Copying the clipboard without permission may cause you to lose money (if you have copied the private key) or privacy issues.

There is no evidence that they keep or record this data, but be careful when using this app and it is best to use it on a separate phone.

Source https://www.reddit.com/r/Bitcoin/comments/iz0wd4/cryptocom_copying_your_clipboard_on_app_launch/