diff --git a/components/ILIAS/Poll/classes/BlockGUI/Results/class.ilPollResultsRenderer.php b/components/ILIAS/Poll/classes/BlockGUI/Results/class.ilPollResultsRenderer.php
index d0e1a2260caf..ff9b7ca9d2a1 100755
--- a/components/ILIAS/Poll/classes/BlockGUI/Results/class.ilPollResultsRenderer.php
+++ b/components/ILIAS/Poll/classes/BlockGUI/Results/class.ilPollResultsRenderer.php
@@ -89,7 +89,7 @@ protected function renderStackedChart(
         $tooltips = [];
         $color_index = 0;
         foreach ($results->getOrderedAnswerIds() as $id) {
-            $label = $this->htmlSpecialCharsAsEntities($results->getAnswerText($id));
+            $label = nl2br($results->getAnswerText($id));
             $total_votes = $results->getAnswerTotal($id);
             $tooltip = $total_votes . ' (' . round($results->getAnswerPercentage($id)) . '%)';
             $bar_config = new BarConfig();
@@ -135,7 +135,7 @@ protected function renderBarChart(
         $dataset = $this->data_factory->dataset([$votes_label => $c_dimension]);
 
         foreach ($results->getOrderedAnswerIds() as $id) {
-            $label = $this->htmlSpecialCharsAsEntities($results->getAnswerText($id));
+            $label = nl2br($results->getAnswerText($id));
             $total_votes = $results->getAnswerTotal($id);
             $tooltip = $total_votes . ' (' . round($results->getAnswerPercentage($id)) . '%)';
             $dataset = $dataset->withPoint($label, [$votes_label => $total_votes])
@@ -151,9 +151,4 @@ protected function renderBarChart(
                                                   ->withBarConfigs([$votes_label => $bar_config]);
         $tpl->setVariable('CHART', $this->ui_renderer->render($chart));
     }
-
-    protected function htmlSpecialCharsAsEntities(string $string): string
-    {
-        return $this->refinery->encode()->htmlSpecialCharsAsEntities()->transform(nl2br($string));
-    }
 }
diff --git a/components/ILIAS/UI/src/Implementation/Component/Chart/Bar/Renderer.php b/components/ILIAS/UI/src/Implementation/Component/Chart/Bar/Renderer.php
index f80980c61f60..155a7362db42 100755
--- a/components/ILIAS/UI/src/Implementation/Component/Chart/Bar/Renderer.php
+++ b/components/ILIAS/UI/src/Implementation/Component/Chart/Bar/Renderer.php
@@ -113,7 +113,7 @@ function ($id) use ($options, $data, $y_labels, $tooltips) {
 
     protected function renderBasics(Bar\Bar $component, Template $tpl): void
     {
-        $tpl->setVariable("TITLE", $component->getTitle());
+        $tpl->setVariable("TITLE", $this->convertSpecialCharacters($component->getTitle()));
         $height = "";
         if ($component instanceof Bar\Horizontal) {
             $height = $this->determineHeightForHorizontal($component);
@@ -166,10 +166,11 @@ protected function getAccessibilityList(
 
         foreach ($points_per_dimension as $dimension_name => $item_points) {
             $entries = [];
-            foreach ($item_points as $messeaurement_item_label => $point) {
-                if (isset($tooltips_per_dimension[$dimension_name][$messeaurement_item_label])) {
+            foreach ($item_points as $measurement_item_label => $point) {
+                // use numeric value as default
+                if (isset($tooltips_per_dimension[$dimension_name][$measurement_item_label])) {
                     // use custom tooltips if defined
-                    $entries[] = $messeaurement_item_label . ": " . $tooltips_per_dimension[$dimension_name][$messeaurement_item_label];
+                    $entry = $measurement_item_label . ": " . $tooltips_per_dimension[$dimension_name][$measurement_item_label];
                 } elseif (is_array($point)) {
                     // handle range values
                     $range = "";
@@ -177,19 +178,20 @@ protected function getAccessibilityList(
                         $range .= $p . " - ";
                     }
                     $range = rtrim($range, " -");
-                    $entries[] = $messeaurement_item_label . ": " . $range;
+                    $entry = $measurement_item_label . ": " . $range;
                 } elseif (is_null($point)) {
                     // handle null values
-                    $entries[] = $messeaurement_item_label . ": -";
+                    $entry = $measurement_item_label . ": -";
                 } elseif (!empty($value_labels) && is_int($point) && !empty($value_labels[$point - $lowest])) {
                     // use custom value labels if defined
-                    $entries[] = $messeaurement_item_label . ": " . $value_labels[$point - $lowest];
+                    $entry = $measurement_item_label . ": " . $value_labels[$point - $lowest];
                 } else {
                     // use numeric value for all other cases
-                    $entries[] = $messeaurement_item_label . ": " . $point;
+                    $entry = $measurement_item_label . ": " . $point;
                 }
+                $entries[] = $this->convertSpecialCharacters($entry);
             }
-            $list_items[$dimension_name] = $ui_fac->listing()->unordered($entries);
+            $list_items[$this->convertSpecialCharacters($dimension_name)] = $ui_fac->listing()->unordered($entries);
         }
 
         $list = $ui_fac->listing()->descriptive($list_items);