Cross-site scripting (XSS) vulnerability in the Web UI in IBM Connections 4.0 through CR4, 4.5 through CR5, 5.0 before CR4, and 5.5 before CR1 allows remote authenticated users to inject arbitrary web script or HTML via unspecified vectors, a different vulnerability than CVE-2016-2995, CVE-2016-2997, and CVE-2016-3010.