The Office Open XML (OOXML) feature in Adobe ColdFusion 10 before Update 21 and 11 before Update 10 allows remote attackers to read arbitrary files or send TCP requests to intranet servers via a crafted OOXML spreadsheet containing an external entity declaration in conjunction with an entity reference, related to an XML External Entity (XXE) issue.
https://www.exploit-db.com/exploits/40346/
https://helpx.adobe.com/security/products/coldfusion/apsb16-30.html
http://www.securitytracker.com/id/1036708
http://www.securityfocus.com/bid/92684
http://www.securityfocus.com/archive/1/539374/100/0/threaded