The Department of Homeland Security is warning Americans to stop using the Web browser Internet Explorer because it has a bug that could allow hackers to install malicious software without the user knowing it.
The vulnerability, , has already been exploited in the wild. Essentially, all a user has to do to become a victim is view a "specially crafted HTML document," which means a Web page or even a rich email or attachment.
"We are currently unaware of a practical solution to this problem," CERT said that users can avoid the bug by using another browser for now, or by disabling Adobe Flash.
Krebs on Security, a blog that specializes in these types of stories, is to run Internet Explorer in "Enhanced Protected Mode" and "64-bit process mode, which is available for IE10 and IE11 in the Internet Options settings as ."