            } elseif (is_int($k2)) {
                $va[] = [$v2];
            } else {
                $va = array($v2);
            }
        }
The software constructs all or part of an SQL command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended SQL command when it is sent to a downstream component.