Security Bulletin

Today, Microsoft released Security Advisory 2953095 to notify customers of a vulnerability in Microsoft Word. At this time, we are aware of limited, targeted attacks directed at Microsoft Word 2010. This blog will discuss mitigations and temporary...

Today we released Security Advisory 2953095 to notify customers of a vulnerability in Microsoft Word. At this time, we are aware of limited, targeted attacks directed at Microsoft Word 2010. An attacker could cause remote code execution if someone...

Today we published the March 2014 Security Bulletin Webcast Questions & Answers page. We answered eight questions in total, with the majority focusing on the updates for Windows (MS14-016) and Internet Explorer (MS14-012). One question that was not...

We wrote several times in this blog about the importance of enabling Address Space Layout Randomization mitigation (ASLR) in modern software because it’s a very important defense mechanism that can increase the cost of writing exploits for attackers...

This month we release five bulletins to address 23 unique CVEs in Microsoft Windows, Internet Explorer and Silverlight. If you need to prioritize, the update for Internet Explorer addresses the issue first described in Security Advisory 2934088, so...

Today we released five security bulletins addressing 23 unique CVE’s. Two bulletins have a maximum severity rating of Critical while the other three have a maximum severity rating of Important. We hope that the table below helps you prioritize the...

Today we provide advance notification for the release of five bulletins for March 2014, two rated Critical and thee rated Important in severity. These updates address issues in Microsoft Windows, Internet Explorer and Silverlight. The update provided...

Today, we are thrilled to announce a preview release of the next version of the Enhanced Mitigation Experience Toolkit, better known as EMET. You can download EMET 5.0 Technical Preview here. This Technical Preview introduces new features and...

I’m here at the Moscone Center, San Francisco, California, attending the annual RSA Conference USA 2014. There’s a great crowd here and many valuable discussions. Our Microsoft Security Response Center (MSRC) engineering teams have been working hard...

Today, we released Security Advisory 2934088 regarding an issue that impacts Internet Explorer 9 and 10. Internet Explorer 6, 7, 8 and 11 are not affected. At this time, we are only aware of limited, targeted attacks against Internet Explorer 10...

Today, we released Security Advisory 2934088 to provide guidance to customers concerned about a new vulnerability found in Internet Explorer versions 9 and 10. This vulnerability has been exploited in limited, targeted attacks against Internet...

Today we published the February 2014 Security Bulletin Webcast Questions & Answers page. We answered seven questions on air, with the majority of questions focusing on the MSXML bulletin (MS14-005) and the revision to Security Advisory 2915720. One...