Christian López Espínola
--- a/core/modules/image/src/Plugin/Field/FieldWidget/ImageWidget.php
+++ b/core/modules/image/src/Plugin/Field/FieldWidget/ImageWidget.php
    return $changed;
  }

+  /**
+   * {@inheritdoc}
+   */
+  public function errorElement(array $element, ConstraintViolationInterface $error, array $form, FormStateInterface $form_state) {
+    $element = parent::errorElement($element, $error, $form, $form_state);
+
+    $property_path_array = explode('.', $error->getPropertyPath());
+    return ($element === FALSE) ? FALSE : $element[$property_path_array[1]];