Why does an app send network requests when opening an SVG file?

You decided to make an app that works with SVG. Encouraged by the enthusiasm, you collected libraries and successfully made the application. But suddenly you find that the app is sending strange network requests. And data is leaking from the host-machine. How so?

I wrote https://pvs-studio.com/en/blog/posts/csharp/0923/ on this topic. Enjoy reading! 😉