TeamViewer incident looks pretty small and contained: https://therecord.media/teamviewer-cyberattack-employee-directory-encrypted-passwords
I do wonder how this one got out into the public - rumours were abound in IR and CTI circles about TeamViewer being compromised before this was made public by TeamViewer.
Cisco has patched an NX-OS zero-day exploited in April attacks to install previously unknown malware as root on vulnerable switches.