You can solve this by adding the following tag in the xml configuration file , config.xml fille =>
<access origin="*" />
<allow-navigation href="https://www.google.com/*" />
Which means cordova app will navigate to Google page and loads the content of respected page.
Did you adjust the config XML to allow the URL of your application?
<allow-navigation href="https://google.com" />
Are you seeing any logs in the console of the hybrid application? It sounds like Ronald's suggestion is along the right path. Can you please check the answer on this question (https://forum.mendix.com/link/questions/88902) and see if that resolves your issue?