On the one hand it is nice of course that the Yunopackage is already updated with that patch, but now we have to look for another solution.
I have no idea about nginx directives. For Uptime Kuma I had a similar problem, there Gildas had a suggestion with slightly different options for nginx.
besides, I had to add
Two of these are already in your location block, but X-Real-IP is not there yet. Perhaps it needs to know your actual IP to keep the authorized session attached to it?
It is only a guess… Maybe things get worse when applying these options.
I hope another reader has better suggestions!