We are in a context where the logging.properties file contains a JSON formatter.

The CLI fat jar is started: java -jar ./bin/client/jboss-cli-client.jar

embed-server --jboss-home=my-jboss-home

Cannot start embedded server: Failed to instantiate class "org.jboss.logmanager.formatters.JsonFormatter" for formatter "JSON": java.lang.reflect.InvocationTargetException: javax/json/Json: javax.json

 
The CLI shaded JAR should contain the following dependency:org.glassfish:jakarta.json

This also impacts bootable JAR maven plugin.