Security update for Corona-Warn-App-Server

Deutsche Telekom and SAP's development team was notified by a GitHub Security Lab employee about a vulnerability in the Corona-Warn-App-Server (CWA-Server, Version 1.5). The team closed this vulnerability with version 1.5.1 of the server four days after it was announced. The current version is 1.6.0.

This quickly implemented removal of the vulnerability clearly shows that the open source and community process works flawlessly and significantly contributes to the security of the operation of the Corona-Warn-App.