SharePoint security fixes released with March 2023 PU and offered through Microsoft Update

Below are the security fixes for the SharePoint OnPrem versions released this month.

SharePoint Foundation security fixes also have to be applied on SharePoint Server installations.
SharePoint Server security fixes also have to be applied on Project Server installations.

SharePoint 2013 Suite:

  • KB 5002367 – SharePoint Foundation 2013 (core component)
  • KB 5002168 – Excel Services for SharePoint 2013
  • KB 5002362 – Office Web Apps Server 2013
  • Microsoft Support recommends to install the complete March 2023 CU for SharePoint 2013 rather than individual security fixes.

SharePoint Server 2016:

SharePoint Server 2019:

SharePoint Server Subscription Edition:

Office Online Server:

  • KB 5002356 – Office Online Server
See the Security Update Guide below for more details about the relevant fixes:

More information:

Please ensure to have a look at the SharePoint Patching Best Practices before applying new fixes.

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