Microsoft Excel 2007 SP3, PowerPoint 2007 SP3, Word 2007 SP3, Excel 2010 SP2, PowerPoint 2010 SP2, and Word 2010 SP2 allow remote attackers to execute arbitrary code via a crafted Office document, aka "Microsoft Word Local Zone Remote Code Execution Vulnerability."
https://www.exploit-db.com/exploits/37657/
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2015/ms15-022