diff --git a/modules/monitoring/application/controllers/HostsController.php b/modules/monitoring/application/controllers/HostsController.php
index 86a78114b..a6fb2fa2c 100644
--- a/modules/monitoring/application/controllers/HostsController.php
+++ b/modules/monitoring/application/controllers/HostsController.php
@@ -3,6 +3,7 @@
 
 namespace Icinga\Module\Monitoring\Controllers;
 
+use Exception;
 use Icinga\Data\Filter\Filter;
 use Icinga\Data\Filter\FilterEqual;
 use Icinga\Module\Monitoring\Controller;
@@ -16,7 +17,9 @@ use Icinga\Module\Monitoring\Forms\Command\Object\ScheduleHostCheckCommandForm;
 use Icinga\Module\Monitoring\Forms\Command\Object\ScheduleHostDowntimeCommandForm;
 use Icinga\Module\Monitoring\Forms\Command\Object\SendCustomNotificationCommandForm;
 use Icinga\Module\Monitoring\Forms\Command\Object\ToggleObjectFeaturesCommandForm;
+use Icinga\Module\Monitoring\Hook\DetailviewExtensionHook;
 use Icinga\Module\Monitoring\Object\HostList;
+use Icinga\Web\Hook;
 use Icinga\Web\Url;
 use Icinga\Web\Widget\Tabextension\DashboardAction;
 use Icinga\Web\Widget\Tabextension\MenuAction;
@@ -151,6 +154,24 @@ class HostsController extends Controller
         $this->view->commentsLink = Url::fromRequest()->setPath('monitoring/list/comments');
         $this->view->sendCustomNotificationLink = Url::fromRequest()
             ->setPath('monitoring/hosts/send-custom-notification');
+
+        $this->view->extensionsHtml = array();
+        foreach (Hook::all('Monitoring\DetailviewExtension') as $hook) {
+            /** @var DetailviewExtensionHook $hook */
+            try {
+                $html = $hook->setView($this->view)->getHtmlForObjects($this->hostList);
+            } catch (Exception $e) {
+                $html = $this->view->escape($e->getMessage());
+            }
+
+            if ($html) {
+                $module = $this->view->escape($hook->getModule()->getName());
+                $this->view->extensionsHtml[] =
+                    '<div class="icinga-module module-' . $module . '" data-icinga-module="' . $module . '">'
+                    . $html
+                    . '</div>';
+            }
+        }
     }
 
     /**
diff --git a/modules/monitoring/application/controllers/ServicesController.php b/modules/monitoring/application/controllers/ServicesController.php
index 17e82124b..d10bfef9f 100644
--- a/modules/monitoring/application/controllers/ServicesController.php
+++ b/modules/monitoring/application/controllers/ServicesController.php
@@ -3,6 +3,7 @@
 
 namespace Icinga\Module\Monitoring\Controllers;
 
+use Exception;
 use Icinga\Data\Filter\Filter;
 use Icinga\Module\Monitoring\Controller;
 use Icinga\Module\Monitoring\Forms\Command\Object\AcknowledgeProblemCommandForm;
@@ -15,7 +16,9 @@ use Icinga\Module\Monitoring\Forms\Command\Object\ScheduleServiceCheckCommandFor
 use Icinga\Module\Monitoring\Forms\Command\Object\ScheduleServiceDowntimeCommandForm;
 use Icinga\Module\Monitoring\Forms\Command\Object\SendCustomNotificationCommandForm;
 use Icinga\Module\Monitoring\Forms\Command\Object\ToggleObjectFeaturesCommandForm;
+use Icinga\Module\Monitoring\Hook\DetailviewExtensionHook;
 use Icinga\Module\Monitoring\Object\ServiceList;
+use Icinga\Web\Hook;
 use Icinga\Web\Url;
 use Icinga\Web\Widget\Tabextension\DashboardAction;
 use Icinga\Web\Widget\Tabextension\MenuAction;
@@ -153,6 +156,24 @@ class ServicesController extends Controller
         $this->view->sendCustomNotificationLink = Url::fromRequest()->setPath(
             'monitoring/services/send-custom-notification'
         );
+
+        $this->view->extensionsHtml = array();
+        foreach (Hook::all('Monitoring\DetailviewExtension') as $hook) {
+            /** @var DetailviewExtensionHook $hook */
+            try {
+                $html = $hook->setView($this->view)->getHtmlForObjects($this->serviceList);
+            } catch (Exception $e) {
+                $html = $this->view->escape($e->getMessage());
+            }
+
+            if ($html) {
+                $module = $this->view->escape($hook->getModule()->getName());
+                $this->view->extensionsHtml[] =
+                    '<div class="icinga-module module-' . $module . '" data-icinga-module="' . $module . '">'
+                    . $html
+                    . '</div>';
+            }
+        }
     }
 
     /**
diff --git a/modules/monitoring/application/views/scripts/hosts/show.phtml b/modules/monitoring/application/views/scripts/hosts/show.phtml
index 48c4b5254..5e95d256c 100644
--- a/modules/monitoring/application/views/scripts/hosts/show.phtml
+++ b/modules/monitoring/application/views/scripts/hosts/show.phtml
@@ -17,6 +17,7 @@
     <?php if ($hostCount === 0): ?>
         <?= $this->translate('No hosts found matching the filter'); ?>
     <?php else: ?>
+        <?= $this->render('show/components/extensions.phtml') ?>
         <h2><?= $this->translate('Problem Handling') ?></h2>
         <table class="name-value-table">
             <tbody>
diff --git a/modules/monitoring/application/views/scripts/services/show.phtml b/modules/monitoring/application/views/scripts/services/show.phtml
index 05f17b871..df1ba2930 100644
--- a/modules/monitoring/application/views/scripts/services/show.phtml
+++ b/modules/monitoring/application/views/scripts/services/show.phtml
@@ -19,6 +19,7 @@
     <?php if ($serviceCount === 0): ?>
         <?= $this->translate('No services found matching the filter') ?>
     <?php else: ?>
+        <?= $this->render('show/components/extensions.phtml') ?>
         <h2> <?= $this->translate('Problem handling') ?> </h2>
         <table class="name-value-table">
             <tbody>
diff --git a/modules/monitoring/library/Monitoring/Hook/DetailviewExtensionHook.php b/modules/monitoring/library/Monitoring/Hook/DetailviewExtensionHook.php
index 4704beefd..9eb5ca312 100644
--- a/modules/monitoring/library/Monitoring/Hook/DetailviewExtensionHook.php
+++ b/modules/monitoring/library/Monitoring/Hook/DetailviewExtensionHook.php
@@ -7,6 +7,7 @@ use Icinga\Application\ClassLoader;
 use Icinga\Application\Icinga;
 use Icinga\Application\Modules\Module;
 use Icinga\Module\Monitoring\Object\MonitoredObject;
+use Icinga\Module\Monitoring\Object\ObjectList;
 use Icinga\Web\View;
 
 /**
@@ -56,6 +57,19 @@ abstract class DetailviewExtensionHook
      */
     abstract public function getHtmlForObject(MonitoredObject $object);
 
+    /**
+     * Shall return valid HTML to include in the detail view of a multi-select view
+     *
+     * @param ObjectList $objects A list of objects shown in the multi-select view
+     *
+     * @return  string
+     */
+    public function getHtmlForObjects($objects)
+    {
+        // For compatibility empty by default
+        return '';
+    }
+
     /**
      * Get {@link view}
      *
diff --git a/modules/monitoring/library/Monitoring/Web/Controller/MonitoredObjectController.php b/modules/monitoring/library/Monitoring/Web/Controller/MonitoredObjectController.php
index d08bb5a8d..d08eedaaf 100644
--- a/modules/monitoring/library/Monitoring/Web/Controller/MonitoredObjectController.php
+++ b/modules/monitoring/library/Monitoring/Web/Controller/MonitoredObjectController.php
@@ -92,11 +92,13 @@ abstract class MonitoredObjectController extends Controller
                 $html = $this->view->escape($e->getMessage());
             }
 
-            $module = $this->view->escape($hook->getModule()->getName());
-            $this->view->extensionsHtml[] =
-                '<div class="icinga-module module-' . $module . '" data-icinga-module="' . $module . '">'
-                . $html
-                . '</div>';
+            if ($html) {
+                $module = $this->view->escape($hook->getModule()->getName());
+                $this->view->extensionsHtml[] =
+                    '<div class="icinga-module module-' . $module . '" data-icinga-module="' . $module . '">'
+                    . $html
+                    . '</div>';
+            }
         }
     }