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LUY 7.3.1

December 2021

We are pleased to introduce LUY 7.3.1. In this hotfix, we have upgraded the Java logging library log4j to its most recent version 2.17.0, in which the known log4j vulnerabilities are fixed according to current information.

We would like to draw your attention once again to our troubleshooting article with detailed information about the log4j vulnerability "log4Shell" and our mitigation measures. For questions, please contact us via our service desk.

The hotfix is available for the following versions of LUY:

current version

hotfix version

additional information

7.2.1 and older


recommended for most customers



only for specific infrastructure setups - please consult with our support team 



only for SaaS customers - update is performed by the LUY team

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