Cross-site scripting (XSS) vulnerability in the server in IBM Cognos Business Intelligence (BI) 8.4.1, 10.1 before IF6, 10.1.1 before IF5, 10.2 before IF7, 10.2.1 before IF4, and 10.2.1.1 before IF4 allows remote attackers to inject arbitrary web script or HTML via an unspecified parameter.
The servlet gateway in IBM Cognos Business Intelligence 8.4.1 before IF3, 10.1.0 before IF4, 10.1.1 before IF4, 10.2.0 before IF4, 10.2.1 before IF2, and 10.2.1.1 before IF1 allows remote attackers to cause a denial of service (temporary gateway outage) via crafted HTTP requests.
IBM Cognos Business Intelligence 8.4.1 before IF3, 10.1.0 before IF4, 10.1.1 before IF4, 10.2.0 before IF4, 10.2.1 before IF2, and 10.2.1.1 before IF1 allows remote authenticated users to read arbitrary files via an XML external entity declaration in conjunction with an entity reference, related to an XML External Entity (XXE) issue.