From prodefence.org
Microsoft released the August 2019 Microsoft Office security updates, bundling a total of 20 security updates and 4 cumulative updates across seven different products.
Given that some of these Microsoft Office security updates also resolve various critical vulnerabilities, users are strongly advised to install them as soon as possible.
To download security updates for their Microsoft Office installations, users have to click on the corresponding Knowledge Base article in the table below and then to scroll down to the “How to download and install the update” section to download the corresponding update packages.