Groove Virtual Office before 3.1 build 2338, before 3.1a build 2364, and Groove Workspace before 2.5n build 1871 installs the client installation directories with insecure EVERYBODY permissions, which allows local users to gain sensitive information.

Multiple cross-site scripting (XSS) vulnerabilities in Groove Mobile Workspace in Groove Virtual Office before 3.1 build 2338, before 3.1a build 2364, and Groove Workspace before 2.5n build 1871 allow remote attackers to inject arbitrary web script or HTML via the (1) picture columns embedded within SharePoint lists or (2) drop-down menus in a SharePoint list.

Unknown vulnerability in Groove Virtual Office before 3.1 build 2338, before 3.1a build 2364, and Groove Workspace before 2.5n build 1871 allows remote attackers to bypass restrictions on COM objects.

Groove Virtual Office before 3.1 build 2338, before 3.1a build 2364, and Groove Workspace before 2.5n build 1871 does not properly display file extensions on attached or embedded files in a compound document, which may allow remote attackers to trick users into executing malicious code.