Hi,
version 2.0.5 changes : Support 6 new cfn-nag rules.
Github project: https://github.com/Hack23/sonar-cloudformation-plugin
plugin project homepage on SonarCloud: https://sonarcloud.io/dashboard?id=com.hack23.sonar%3Asonar-cloudformation-plugin
PR in sonar-update-center-properties repo: https://github.com/SonarSource/sonar-update-center-properties/pull/125
All the best