Rancher has downstream cluster privilege escalation through cluster and project role template binding (CRTB/PRTB)

Impact An issue was discovered in Rancher versions up to and including 2.5.15 and 2.6.6 where a flaw with authorization logic allows privilege escalation through cluster role template binding CRTB and project role template binding PRTB. This issue does not affect the local cluster, it affects onl...