It looks like that the express version of 6.1.0.228-RC contains an old tomcat version
see the RELEASE-NOTES file at the root of the zip file
https://cdn.lucee.org/lucee-express-6.1.0.193-RC.zip (previous RC)
Apache Tomcat Version 9.0.11
https://cdn.lucee.org/lucee-express-6.1.0.228-RC.zip
Apache Tomcat Version 8.0.36
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