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diff --git a/web/modules/contrib/security_review/src/Controller/ToggleController.php b/web/modules/contrib/security_review/src/Controller/ToggleController.php
new file mode 100644
index 000000000..4aca2971c
--- /dev/null
+++ b/web/modules/contrib/security_review/src/Controller/ToggleController.php
@@ -0,0 +1,139 @@
+<?php
+
+/**
+ * @file
+ * Contains \Drupal\security_review\Controller\ToggleController.
+ */
+
+namespace Drupal\security_review\Controller;
+
+use Drupal\Core\Access\CsrfTokenGenerator;
+use Drupal\Core\Controller\ControllerBase;
+use Drupal\Core\Url;
+use Drupal\security_review\Checklist;
+use Symfony\Component\DependencyInjection\ContainerInterface;
+use Symfony\Component\HttpFoundation\JsonResponse;
+use Symfony\Component\HttpFoundation\RequestStack;
+
+/**
+ * Responsible for handling the toggle links on the Run & Review page.
+ */
+class ToggleController extends ControllerBase {
+
+  /**
+   * The security_review.checklist service.
+   *
+   * @var \Drupal\security_review\Checklist
+   */
+  protected $checklist;
+
+  /**
+   * The CSRF Token generator.
+   *
+   * @var \Drupal\Core\Access\CsrfTokenGenerator $csrfToken
+   */
+  protected $csrfToken;
+
+  /**
+   * The request stack.
+   *
+   * @var \Symfony\Component\HttpFoundation\Request $request
+   */
+  protected $request;
+
+  /**
+   * Constructs a ToggleController.
+   *
+   * @param \Drupal\Core\Access\CsrfTokenGenerator $csrf_token_generator
+   *   The CSRF Token generator.
+   * @param \Symfony\Component\HttpFoundation\RequestStack $request
+   *   The request stack.
+   * @param \Drupal\security_review\Checklist $checklist
+   *   The security_review.checklist service.
+   */
+  public function __construct(CsrfTokenGenerator $csrf_token_generator, RequestStack $request, Checklist $checklist) {
+    $this->checklist = $checklist;
+    $this->csrfToken = $csrf_token_generator;
+    $this->request = $request->getCurrentRequest();
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public static function create(ContainerInterface $container) {
+    return new static(
+      $container->get('csrf_token'),
+      $container->get('request_stack'),
+      $container->get('security_review.checklist')
+    );
+  }
+
+  /**
+   * Handles check toggling.
+   *
+   * @param string $check_id
+   *   The ID of the check.
+   *
+   * @return \Symfony\Component\HttpFoundation\JsonResponse|\Symfony\Component\HttpFoundation\RedirectResponse
+   *   The response.
+   */
+  public function index($check_id) {
+    // Determine access type.
+    $ajax = $this->request->query->get('js') == 1;
+
+    // Validate token.
+    $token = $this->request->query->get('token');
+    if ($this->csrfToken->validate($token, $check_id)) {
+      // Toggle.
+      $check = $this->checklist->getCheckById($check_id);
+      if ($check != NULL) {
+        if ($check->isSkipped()) {
+          $check->enable();
+        }
+        else {
+          $check->skip();
+        }
+      }
+
+      // Output.
+      if ($ajax) {
+        return new JsonResponse([
+          'skipped' => $check->isSkipped(),
+          'toggle_text' => $check->isSkipped() ? $this->t('Enable') : $this->t('Skip'),
+          'toggle_href' => Url::fromRoute(
+            'security_review.toggle',
+            ['check_id' => $check->id()],
+            [
+              'query' => [
+                'token' => $this->csrfToken->get($check->id()),
+                'js' => 1,
+              ],
+            ]
+          )->toString(),
+        ]);
+      }
+      else {
+        // Set message.
+        if ($check->isSkipped()) {
+          drupal_set_message($this->t(
+            '@name check skipped.',
+            ['@name' => $check->getTitle()]
+          ));
+        }
+        else {
+          drupal_set_message($this->t(
+            '@name check no longer skipped.',
+            ['@name' => $check->getTitle()]
+          ));
+        }
+
+        // Redirect back to Run & Review.
+        return $this->redirect('security_review');
+      }
+    }
+
+    // Go back to Run & Review if the access was wrong.
+    return $this->redirect('security_review');
+  }
+
+}