Skype for business 2015 – Cumulative Update List – September 2015

Here is a precise list of what is on S4B Updates.

Latest Skype for business update download :


Do not forget to run the Install-CsDatabase cmdlet!

Cumulative Update S4B Server Version Date Released Associated KB Security bulletin Updates Server to Apply Resolutions
RTM 6.0.9319.0 RTM NA     All S4B Servers  
CU 1 6.0.9319.55 June 2015 3061059     All S4B Servers  
CU 2 6.0.9319.72 September 2015 3061064 MS15-104 Core Components
UCMA 5.0
Front End Server and Edge Server
Conferencing Server
Web Components Server
Web Conferencing Server
Mediation Server
Call Park Service
Backup Service
Central Management Server
Windows Fabric
Bandwidth Policy Service
Conferencing Attendant
Response Group Service
All S4B Servers Windows 10 users who use Edge can’t join a meeting from Skype for Business Web App.