Ah ActiveX -- a gold mine for malicious actors.
Remember, we invented pop-up blockers because advertisers abused it, and we've been in an arms race with those assholes ever since. Tracking and ads in desktop apps came from the web ecosystem and now we're stuck with it.
It was something that came back when Microsoft was still convinced the internet would be a fad. Those activeX things could do all sorts of fun exciting things on your computer.