Language: JavaScript
Label: safe
CWE: CWE-829 \u2014 Inclusion of Functionality from Untrusted Control Sphere
The product imports, requires, or includes executable functionality (such as a library) from a source that is outside of the intended control sphere.

Code:
        session.sendDTMF = function(tone){
            dtmfSender.insertDTMF(tone);
        };