The UMC-Web-Server contains a log message containing all opened session ID's. This is unnecessary and very large for thousands of sessions.
The log message has been removed. univention-management-console.yaml 79c846cd7b65 | YAML Bug #52295 univention-management-console (11.0.5-8) ac94efc7ce5f | Bug #52295: remove log message which exposes all sessions
OK: Code
<https://errata.software-univention.de/#/?erratum=4.4x794>