In this last month Microsoft have been published eight new security bulletins as part of the usual launch of Microsoft Updates, those security updates fixed different vulnerabilities affecting Windows, Office, Internet Explorer, Visual Basic Active Controls and Windows Media Player.
According to Microsoft's classification six of the bulletins are rated as "critical" and the other two as "important". So we recommend you to update your system as soon as possible.
You can find more information about those security bulletins by clicking the following links:
MS08-070: Vulnerabilities in Visual Basic 6.0 Runtime Extended Files (ActiveX Controls) Could Allow Remote Code Execution.
MS08-071: Vulnerabilities in GDI Could Allow Remote Code Execution.
MS08-072: Vulnerabilities in Microsoft Office Word Could Allow Remote Code Execution.
MS08-073: Cumulative Security Update for Internet Explorer.
MS08-074: Vulnerabilities in Microsoft Office Excel Could Allow Remote Code Execution.
MS08-075: Vulnerabilities in Windows Search Could Allow Remote Code Execution.
MS08-076: Vulnerabilities in Windows Media Components Could Allow Remote Code Execution.
MS08-077: Vulnerability in Microsoft Office SharePoint Server Could Cause Elevation of Privilege.