Zoom has been a popular video conferencing system with many uses. Prior to the coronavirus, it was used by many schools and businesses. Fast forward and its use has grown exponentially.
Just like every technology, there are risks involved with using Zoom. As of this writing, many outlets are discouraging the use of Zoom and for many to switch to other more inherently safer services like Microsoft Teams. There are many ways to practice smarter Zooming and to reduce the risks. There are also many other services and means to do the same thing that Zoom does. Regardless, the same safety practices apply to any and all of these services.
This NPR story talks about the dark side of Zoom and hijackings similar to what was seen with Ring and other technologies. No technology is perfectly safe. You can reduce your risks by taking the proper precautions.