Of the 26 critical points, at least 17 affect browsers and various scripting engines, so if you use its browsers Microsoft, you should update your system as soon as possible.
There are three vulnerabilities that allow remote code execution (Remote Code Execution or simply RCE).
To exploit this vulnerability, a malicious user would have to persuade the owner to open a malicious file. Microsoft Word. Vulnerable versions exist in applications Microsoft Office 2016 for Mac, Microsoft Office 2019, Microsoft Office Online Server and Microsoft SharePoint Server 2019.
Due to the large number of vulnerabilities that it fixes Patch Tuesday March 2020, it is recommended that you install the new updates immediately.
There are currently no reports of failed installations or unwanted system behaviors after updates.