diff --git a/awx/ui/client/features/output/host-event/_index.less b/awx/ui/client/features/output/host-event/_index.less
index bec8548cd2..f93f80a56d 100644
--- a/awx/ui/client/features/output/host-event/_index.less
+++ b/awx/ui/client/features/output/host-event/_index.less
@@ -170,10 +170,13 @@
 }
 
 .HostEvent-stdoutColumn{
-    white-space: pre;
-    overflow-y: scroll;
+    overflow-y: hidden;
+    overflow-x: auto;
     margin-left: 46px;
     padding-top: 4px;
+    white-space: pre-wrap;
+    word-break: break-all;
+    word-wrap: break-word;
 }
 
 .HostEvent-noJson{
diff --git a/awx/ui/client/features/output/host-event/host-event.controller.js b/awx/ui/client/features/output/host-event/host-event.controller.js
index 9f199fcd34..87f698db9d 100644
--- a/awx/ui/client/features/output/host-event/host-event.controller.js
+++ b/awx/ui/client/features/output/host-event/host-event.controller.js
@@ -1,6 +1,7 @@
 function HostEventsController (
     $scope,
     $state,
+    $filter,
     HostEventService,
     hostEvent,
     OutputStrings
@@ -11,6 +12,9 @@ function HostEventsController (
     $scope.getActiveHostIndex = getActiveHostIndex;
     $scope.closeHostEvent = closeHostEvent;
     $scope.strings = OutputStrings;
+
+    const sanitize = $filter('sanitize');
+
     function init () {
         hostEvent.event_name = hostEvent.event;
         $scope.event = _.cloneDeep(hostEvent);
@@ -31,7 +35,7 @@ function HostEventsController (
             if (hostEvent.event_data.res.stdout === '') {
                 $scope.stdout = ' ';
             } else {
-                $scope.stdout = hostEvent.event_data.res.stdout;
+                $scope.stdout = sanitize(hostEvent.event_data.res.stdout);
             }
         }
 
@@ -39,7 +43,7 @@ function HostEventsController (
             if (hostEvent.event_data.res.stderr === '') {
                 $scope.stderr = ' ';
             } else {
-                $scope.stderr = hostEvent.event_data.res.stderr;
+                $scope.stderr = sanitize(hostEvent.event_data.res.stderr);
             }
         }
 
@@ -49,13 +53,13 @@ function HostEventsController (
 
         if ($scope.module_name === 'debug' &&
             _.has(hostEvent.event_data, 'res.result.stdout')) {
-            $scope.stdout = hostEvent.event_data.res.result.stdout;
+            $scope.stdout = sanitize(hostEvent.event_data.res.result.stdout);
         }
         if ($scope.module_name === 'yum' &&
             _.has(hostEvent.event_data, 'res.results') &&
             _.isArray(hostEvent.event_data.res.results)) {
             const event = hostEvent.event_data.res.results;
-            $scope.stdout = event[0];// eslint-disable-line prefer-destructuring
+            $scope.stdout = sanitize(event[0]);// eslint-disable-line prefer-destructuring
         }
         // instantiate Codemirror
         if ($state.current.name === 'output.host-event.json') {
@@ -164,6 +168,7 @@ function HostEventsController (
 HostEventsController.$inject = [
     '$scope',
     '$state',
+    '$filter',
     'HostEventService',
     'hostEvent',
     'OutputStrings'