Adobe Reader and Acrobat before 11.0.14, Acrobat and Acrobat Reader DC Classic before 15.006.30119, and Acrobat and Acrobat Reader DC Continuous before 15.010.20056 on Windows and OS X mishandle the Global object, which allows attackers to bypass JavaScript API execution restrictions via unspecified vectors.
https://helpx.adobe.com/security/products/acrobat/apsb16-02.html