void RenderWidgetHostImpl::DragTargetDragEnter(
    const DropData& drop_data,
    const gfx::PointF& client_pt,
    const gfx::PointF& screen_pt,
    WebDragOperationsMask operations_allowed,
    int key_modifiers) {
  DragTargetDragEnterWithMetaData(DropDataToMetaData(drop_data), client_pt,
                                  screen_pt, operations_allowed, key_modifiers);
}

The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.