Security For the second time in a week, hackers have discovered a previously unknown bug in Microsoft Corp.’s Internet Explorer (IE) browser that could be exploited to run unauthorized software ...

There is a rather sophisticated Internet Explorer zero-day bug that's apparently in the wild. It was discovered by Chinese antivirus company Qihoo 360 Core, and it's able to bypass normal security ...

Microsoft alerted Web users over the weekend of yet another security flaw, this time in its browser, Internet Explorer.

Microsoft says a serious zero-day flaw is being actively exploited by attackers, affecting Internet Explorer 6 and 7. The vulnerability was announced on Tuesday, the same day that Microsoft ...