https://www.bleepingcomputer.com/news/security/microsoft-office-january-security-updates-fix-code-execution-bugs/

Microsoft released the January 2019 Office security updates, bundling a total of seven security updates and three cumulative updates for five different products, six of them patching flaws allowing remote code execution.

Redmond also released the January 2020 Patch Tuesday security updates, with security updates for 49 vulnerabilities, seven of them being classified as Critical and 41 as Important.