Microsoft Windows 8, Windows 8.1, Windows Server 2012 Gold and R2, Windows RT Gold and 8.1, and Windows 10 Gold and 1511 mishandle library loading, which allows local users to gain privileges via a crafted application, aka "Windows Library Loading Remote Code Execution Vulnerability."
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2015/ms15-132