Zoom says TechCrunch that he's associated with Apple to test the fix. This should not affect features other than those requiring your permission to launch the application.
We asked Apple to comment.
Apple is known for offering silent updates to block malware. This, however, is another story: the company is pushing an update to solve a problem with a top-tier developer with more than four million users. Neither Apple nor Zoom wanted to take any chances, even if the practical threat of a person using the exploit is slim.