A flaw was found in pki-core. The certificate authority (CA) renewal request path does not perform the realm-based authorization check that the enrollment path performs, allowing an authenticated user entitled to one realm to cause a certificate belonging to a different realm to be renewed without that realm's authorization.
https://github.com/dogtagpki/pki/commit/e2de26769761af04b9c56071bd1a1926903c49b6
https://github.com/dogtagpki/pki/blob/master/base/ca/database/ds/acl.ldif
https://bugzilla.redhat.com/show_bug.cgi?id=2506720