                id: f.id === false ? false : (f.id || true),
                classes: w.classes
            };
            if (isMultiple) {
                attrs.multiple = true;
            }
            return tag('select', [attrs, userAttrs, w.attrs || {}], optionsHTML);
        };
The software does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.