Microsoft released the January 2020 Office security updates, with security updates for 49 vulnerabilities, seven of them being classified as Critical and 41 as Important. Microsoft did not publicly disclose any vulnerabilities found to be actively exploited in the wild. Six of the seven security updates released by Microsoft for several Office products, six of them patching flaws allowing remote code execution. The January 2020 Microsoft Office updates are available via the Download Center and the Microsoft Update platform. To download them, click on the corresponding Knowledge Base article in the table below and then scroll down the “How to download and install the update”” section.”
Source: https://www.bleepingcomputer.com/news/security/microsoft-office-january-security-updates-fix-code-execution-bugs/