UPnP security options?

[GetVladimir]

@professor_jonny

I just want to use UPNP for my gaming console as it saves a hassle of setting it up but not allow a wider security issue by leaving it blanket wide for other devices on the network.

Yes, I've tried the luci-app-upnp app and it actually has the option by default to only allow opening/forwarding a port to the same IP that initiated the request:

Enable secure mode

Also, you can just setup your console with a static IP and limit the allowed range to that specific IP:

Seems to work pretty good on OpenWrt 23.05.3