MailPost 5.1.1sv, and possibly earlier versions, displays a different error message depending on whether the requested file exists or not, which allows remote attackers to gain sensitive information.
Cross-site scripting (XSS) vulnerability in logon.aspx in Immediacy CMS (Immediacy .NET CMS) 5.2 allows remote attackers to inject arbitrary web script or HTML via the lang parameter, which is returned to the client in a lang cookie.