Mozilla Firefox before 2.0.0.15 and SeaMonkey before 1.1.10 do not properly identify the context of Windows shortcut files, which allows user-assisted remote attackers to bypass the Same Origin Policy via a crafted web site for which the user has previously saved a shortcut.

More... (http://nvd.nist.gov/nvd.cfm?cvename=CVE-2008-2810)