ConversionException and ForbiddenClassException in RHPAM

Issue

• When I access to kie-server from kie-server client, I get the following exception

com.thoughtworks.xstream.converters.ConversionException: 

---- Debugging information ----
cause-exception     : com.thoughtworks.xstream.security.ForbiddenClassException
cause-message       : org.example.MyData
class               : java.util.HashMap
required-type       : java.util.HashMap
converter-type      : com.thoughtworks.xstream.converters.collections.MapConverter
path                : /java.util.Collections$UnmodifiableMap/m/entry/org.example.MyData
line number         : 5
class[1]            : java.util.Collections$UnmodifiableMap
converter-type[1]   : com.thoughtworks.xstream.converters.reflection.ReflectionConverter
version             : 7.14.0.Final-redhat-00004
-------------------------------
    at org.example.MyClient.test(MyClient.java:231)
Caused by: com.thoughtworks.xstream.security.ForbiddenClassException: org.example.MyData
    at org.example.MyClient.test(MyClient.java:231)

• I get ConversionException/ForbiddenClassException when I use a class inside a dependency jar with Task Form in business-central.