DotNetNuke 2.0 through 4.8.4 allows remote attackers to load .ascx files instead of skin files, and possibly access privileged functionality, via unknown vectors related to parameter validation.

Unspecified vulnerability in DotNetNuke 4.4.1 through 4.8.4 allows remote authenticated users to bypass authentication and gain privileges via unknown vectors related to a "unique id" for user actions and improper validation of a "user identity."

The install wizard in DotNetNuke 4.0 through 5.1.4 does not prevent anonymous users from accessing functionality related to determination of the need for an upgrade, which allows remote attackers to access version information and possibly other sensitive information.

Unspecified vulnerability in DotNetNuke 4.0 through 4.8.4 and 5.0 allows remote attackers to obtain sensitive information (portal number) by accessing the install wizard page via unknown vectors.

Cross-site scripting (XSS) vulnerability in Website\admin\Sales\paypalipn.aspx in DotNetNuke (DNN) before 4.9.3 allows remote attackers to inject arbitrary web script or HTML via unspecified vectors related to "name/value pairs" and "paypal IPN functionality."

Cross-site scripting (XSS) vulnerability in the Language skin object in DotNetNuke before 4.8.4 allows remote attackers to inject arbitrary web script or HTML via "newly generated paths."

Cross-site scripting (XSS) vulnerability in DotNetNuke (DNN) before 6.2.9 and 7.x before 7.1.1 allows remote attackers to inject arbitrary web script or HTML via the dnnVariable parameter to the default URI.

Open redirect vulnerability in DotNetNuke (DNN) before 6.2.9 and 7.x before 7.1.1 allows remote attackers to redirect users to arbitrary web sites and conduct phishing attacks via unspecified vectors.

Cross-site scripting (XSS) vulnerability in DotNetNuke (DNN) before 6.2.9 and 7.x before 7.1.1 allows remote authenticated users to inject arbitrary web script or HTML via vectors related to the Display Name field in the Manage Profile.