Adobe Acrobat Reader versions 15.020.20042 and earlier, 15.006.30244 and earlier, 11.0.18 and earlier have a security bypass vulnerability when manipulating Form Data Format (FDF).
https://helpx.adobe.com/security/products/acrobat/apsb17-01.html
https://helpx.adobe.com/security/products/acrobat/apsb17-01.html
http://www.securitytracker.com/id/1037574
http://www.securitytracker.com/id/1037574