Internet Explorer in Microsoft Microsoft Windows 7 SP1, Windows Server 2008 SP2, Windows 8.1 and Windows RT 8.1, Windows Server 2012 and R2, Windows 10 Gold, 1511, 1607, 1703, 1709, Windows Server 2016 and Windows Server, version 1709 allows an attacker to detect the navigation of the user leaving a maliciously crafted page, due to how page content is handled by Internet Explorer, aka "Internet Explorer Information Disclosure Vulnerability".