The Solution Engine in Cisco Secure Access Control Server (ACS) 5.7(0.15) allows remote authenticated users to bypass intended RBAC restrictions, and create a dashboard or portlet, by visiting an unspecified web page.
http://www.securitytracker.com/id/1033971
http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20151023-acs_rbac