A new release of Qualys Suite QWEB 8.22.0.0-4 is scheduled to be released into production on CA Platform 1 on January 23rd, 2020.
The deployment is completely transparent to users and will require no downtime.
In rare cases, there is a small chance of impact to reports which are running when the maintenance is performed. If your report ends in error during this time, please rerun the report to gather the desired information.
Ticket Reference for this activity CMB-62386.
Release notes:
https://www.qualys.com/docs/release-notes/qualys-cloud-platform-8.22-release-notes.pdf