"The most severe vulnerabilities could allow remote code execution if a user views a specially crafted web page using Internet Explorer," IE Product Manager Tyson Storey .
"An attacker who successfully exploited any of these vulnerabilities could gain the same user rights as the local user," Storey continues. "Users whose accounts are configured to have fewer user rights on the system could be less affected than users who operate with administrative user rights."
Microsoft considers this update "critical" for on Windows clients and "moderate" for those using it on Windows servers.
Users with Windows Update enabled will receive the upgrade automatically. If you want to update manually, you can do so using update management software or by using the Microsoft Update service.
Similar cumulative updates were pushed out by Microsoft in and .