Describe CVE-2007-4557.
What is CVE-2007-4557?
Cross-site scripting (XSS) vulnerability in the webacc servlet in Novell GroupWise 6.5 WebAccess allows remote attackers to inject arbitrary web script or HTML via the User.Id parameter, as demonstrated by a URL within a url field in a STYLE element, possibly due to an incomplete fix for CVE-2004-2103.2..