Microsoft will release 14 security updates to address 34 vulnerabilities on Patch Tuesday.
MS list 8 of 14 vulnerabilities as critical and 6 as important.
The vulnerabilities affect all versions of Windows, Silverlight, IE and Office Excel and Word.
Microsoft will release more than 10 bulletins today. Two of the 3 critical vulnerabilities target Windows and the 3rd vulnerablity address IE 6, 7, 8. The other 7 bulletins address 4 Windows and 3 Office flaws.
There will also be an update for the Windows Malicious Removal tool.