The update is automatically delivered to Windows 8.1, Windows 10 and server editions of Windows with the Adobe Flash Player software installed. As we all know, Flash is as leaky as a sieve so it's no surprise this is yet another vulnerability that enables remote code execution. The update gets automatically installed but does require a reboot.
Security Update for Adobe Flash Player (4010250)It's time we all stop using Flash but unfortunately there are still a lot of websites that require this plug-in. For example, Google Finance insists on Flash for interactive charts even though competitor Yahoo! Finance is Flash-free!
This security update resolves vulnerabilities in Adobe Flash Player when installed on all supported editions of Windows 8.1, Windows Server 2012, Windows Server 2012 R2, Windows RT 8.1, Windows 10, and Windows Server 2016.