Here in the UK we had a member of Parliament straight-up murdered for having the "wrong" opinion on Brexit and the whole shitshow still rumbles on. We're in a very bleak chapter in history.
Ads don't appear in computer programs by magic or by accident. Even if its was a "glitch" you can be sure there's a reason why the user experience code has the ability to display ads.
If you like Ubisoft games, it's time to find some new favourites elsewhere.
I hope it hurt.