Well basically my NoScript warned me of the cross sight issue. But it couldn’t prevent it. So if Safari actually prevents it then that might help. But I wouldn’t put trust in it. I would clear your cache before logging into sensitive systems like banks, Etc.
...youtube.com - TRUSTED
...google.com - TRUSTED
...googlevideo.com - TRUSTED
...ytimg.com - TRUSTED
...returnyoutubedislikeapi.com - DEFAULT
...gstatic.com - DEFAULT
...jnn-pa.googleapis.com - DEFAULT
Do I need to change anything?