You might like to disable for now.
In settings> FaceTime >toggle off
Read about it here, you can be snooped on, without your knowing it.
https://www.bleepingcomputer.com/news/security/disable-facetime-now-bug-lets-callers-snoop-on-you-wi...
It is a proof of concept bug, and will be fixed in next update.
Two warnings in past 5 minutes, it’s real.
https://www.darkreading.com/vulnerabilities---threats/turn-off-facetime-in-apple-ios-now-experts-war...
