atmfd.dll in the Windows font library in Microsoft Windows Vista SP2, Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8.1, Windows Server 2012 Gold and R2, Windows RT 8.1, Windows 10 Gold, 1511, and 1607, and Windows Server 2016 allows remote attackers to execute arbitrary code via a crafted web site, aka "Open Type Font Remote Code Execution Vulnerability."
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2016-7256
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2016/ms16-132