QUOTE
Microsoft patches may break Web sites
By Joris Evers, CNET News.com
Published on ZDNet News: November 2, 2005, 9:50 PM PT

Two Microsoft security updates for Internet Explorer can break the functionality of Web sites that use certain custom applications.

The problems occur after installing the patches Microsoft delivered with security bulletins MS05-038 and MS05-052, Microsoft said in two advisories posted on its Web site Wednesday...Both patches can cause problems with ActiveX controls, small programs designed to perform simple tasks that can make a Web site more interactive. The MS05-038 patch can also hinder Java applications. After the patches are installed, applications that are programmed in specific ways will no longer work in Internet Explorer, Microsoft said...

news.zdnet.com