PII data (IM contents of push notification) is shown in Skype for Business Server 2015 UCWA mobile clients

Applies to: Skype for Business Server 2015

Symptoms


In Microsoft Skype for Business Server 2015, when an instant message (IM) is sent to a UCWA mobile client (Skype for Business for Android or Skype for Business for iOS), the client shows the notification in the notification drawer with all the information, for example, the sender and the message preview.

Resolution


To fix this issue, install the May 2020 cumulative update 6.0.9319.580 for Skype for Business Server 2015, Web Components Server.