Outlook 2016 (MSI) Security Update for August 2023

A Security Update has been released for Outlook 2016. It resolves the following vulnerability;

  • CVE-2023-36893: Microsoft Outlook Spoofing Vulnerability
    • This vulnerability is currently not publicly disclosed nor exploited.
    • Exploitation of the vulnerability requires that a user with an affected version of Outlook opens a malicious meeting or appointment invite from the attacker.
    • The Preview Pane is not an attack vector.
    • The Exploitability Assessment is rated: Exploitation Less Likely.

View: Download information for KB5002459

Note: This update can be installed via Microsoft Update and updates Outlook to version 16.0.5408.1000. This update does not apply to Perpetual (Retail) and Microsoft 365 based installations of Office 2016.