Outlook 2013 Security Update for September 2017

A Security Update has been released for Outlook 2013. In addition to resolving the vulnerabilities, it also contains 1 documented fix.

  • Defense-in-depth update as mentioned in Security Advisory ADV170015. This is a general security update that is not specific to any current exploit.
  • Third-party MAPI application may freeze at shutdown.

View: Download information for KB4011090

Note: This update can be installed via Microsoft Update or the Update Now button when you are using Office 365 and updates Outlook to version 15.0.4963.1000.