
Microsoft on Tuesday plans to issue <A HREF="http://news.zdnet.com/2100-1009_22-6134137.html?tag=nl.e589">six security bulletins,</A> including at least one with a fix for a security vulnerability that is actively being used in cyberattacks. As part of its monthly patching cycle, Microsoft will release a bulletin with a "critical" fix for a security hole in its XML Core Services software, the company said in a note on its Web site Thursday. The vulnerability is a so-called zero-day flaw that's already being exploited for attacks.