Mac users asked to wait for a patch
https://www.bleepingcomputer.com/news/microsoft/microsoft-patches-excel-zero-day-used-in-attacks-asks-mac-users-to-wait/
During this month's Patch Tuesday, Microsoft has patched an Excel zero-day vulnerability exploited in the wild by threat actors.
Zero-days, as defined by Microsoft, are publicly disclosed bugs with no official security updates.