the cnes developers made the decision to support the latest LTS version, but not above.
That said, you might try to ‘patch’ their code as described here
The supported Sonarqube versions are hardcoded, see
I’ve tried that in the past and noticed some small glitches in the Sonarqube web ui, but cnes worked fine. So use at your own risk
Otherwise bitegarden offers some plugins ($) with a 14 day trial