The SharePoint 2013 October 2016 Cumulative Updates have been released:
SharePoint Foundation: https://support.microsoft.com/en-us/kb/3118361
SharePoint Server 2013: https://support.microsoft.com/en-us/kb/3118366
Project Server 2013: https://support.microsoft.com/en-us/kb/3118365
Office Web Apps 2013: https://support.microsoft.com/en-us/kb/3118360
Office Updates: https://support.microsoft.com/en-us/kb/3194160
Consider using the SharePoint Patch Cmdlets available at SharePoint Updates for your farm!
