Media Center in Microsoft Windows Vista SP2, Windows 7 SP1, and Windows 8.1 allows remote attackers to execute arbitrary code via a crafted Media Center link (aka .mcl) file, aka "Windows Media Center Remote Code Execution Vulnerability."
https://www.exploit-db.com/exploits/39805/
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2016/ms16-059