See also:
https://www.businessinsider.com/zoom-facing-multiple-reported-security-issues-amid-coronavirus-crisis-2020-4
https://9to5mac.com/2020/04/01/new-zoom-bugs-takeover-macs-cam-mic-root/
Edit: and this
https://theintercept.com/2020/04/03/zooms-encryption-is-not-suited-for-secrets-and-has-surprising-links-to-china-researchers-discover/
See also:
https://www.businessinsider.com/zoom-facing-multiple-reported-security-issues-amid-coronavirus-crisis-2020-4
https://9to5mac.com/2020/04/01/new-zoom-bugs-takeover-macs-cam-mic-root/
Edit: and this
https://theintercept.com/2020/04/03/zooms-encryption-is-not-suited-for-secrets-and-has-surprising-links-to-china-researchers-discover/