Critical vulnerability in Nextcloud - Portknox Clouds not affected.
Recently, a critical security vulnerability was discovered in the Nextcloud software. You can find further information here.
The important thing first: Portknox Clouds are not affected.
Errors in Nextcloud and the apps workflow_scripts and workflow_pdf_converter could lead to unauthorized persons accessing your data. These apps are not installed and cannot be installed afterwards at Portknox. Therefore, Portknox Clouds are not vulnerable.
You can find further information on heise.de. You can find the security advisory on Github.com.
Of course, we keep our clouds up to date: At the moment, we are working on upgrading to Nextcloud Hub 4.