Safari only browser to block GET requests to our dockerized web application

Hi,

We are running a React application as a pod on a Kubernetes cluster with an Nginx Ingress, which needs to make requests to a server running Apache.

On Safari only (all other browsers are fine) and on all browsers on iOS, the React application is unable to get a response from the Apache server. We can see the server is responding and we can see the pod is getting the responses too, they are all logged as 200 on both sides.

Here is what we are able to see in the developer tools on Safari:

The also console logs "Failed to load resource: The network connection was lost."

We have tried solutions such as this and this, as well as many other solutions we could find on various forums but nothing worked so far.

I repeat myself here: this only happens on Safari on desktop and on all browsers on iOS, other browsers such as Chrome and Firefox are unaffected.

Has anyone ever ran into a similar issue or have an idea about how to fix this?

Safari only browser to block GET requests to our dockerized web application
 
 
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