Which issues are you referring to?

Using port 2222 may not prevent any real hackers from discovering it, but it sure does prevent a lot of them scripttkiddie attacks that use automated software.

Oddly enough i heard that in my head with trump’s voice.

What has been heard cannot be unheard!

With wireguard i set up an easy VPN, then vpn to the home network and use jellyfin.

If i cant use vpn, i have Jellyfin behind a caddy server with automatic https and some security settings.