diff --git a/lib/outputcomponents.php b/lib/outputcomponents.php
index cac9e619ca6..cb79c92fcc6 100644
--- a/lib/outputcomponents.php
+++ b/lib/outputcomponents.php
@@ -1020,7 +1020,7 @@ class single_select implements renderable, templatable {
     var $formid = null;
 
     /**
-     * @var array List of attached actions
+     * @var help_icon The help icon for this element.
      */
     var $helpicon = null;
 
@@ -1111,7 +1111,19 @@ class single_select implements renderable, templatable {
         $data->title = $this->tooltip;
         $data->formid = !empty($this->formid) ? $this->formid : html_writer::random_id('single_select_f');
         $data->id = !empty($attributes['id']) ? $attributes['id'] : html_writer::random_id('single_select');
+
+        // Select element attributes.
+        // Unset attributes that are already predefined in the template.
         unset($attributes['id']);
+        unset($attributes['class']);
+        unset($attributes['name']);
+        unset($attributes['title']);
+        unset($attributes['disabled']);
+
+        // Map the attributes.
+        $data->attributes = array_map(function($key) use ($attributes) {
+            return ['name' => $key, 'value' => $attributes[$key]];
+        }, array_keys($attributes));
 
         // Form parameters.
         $params = $this->url->params();
@@ -1185,8 +1197,11 @@ class single_select implements renderable, templatable {
 
         // Label attributes.
         $data->labelattributes = [];
+        // Unset label attributes that are already in the template.
+        unset($this->labelattributes['for']);
+        // Map the label attributes.
         foreach ($this->labelattributes as $key => $value) {
-            $data->labelattributes = ['name' => $key, 'value' => $value];
+            $data->labelattributes[] = ['name' => $key, 'value' => $value];
         }
 
         // Help icon.
@@ -1260,7 +1275,7 @@ class url_select implements renderable, templatable {
     var $formid = null;
 
     /**
-     * @var array List of attached actions
+     * @var help_icon The help icon for this element.
      */
     var $helpicon = null;
 
@@ -1423,6 +1438,7 @@ class url_select implements renderable, templatable {
         unset($attributes['id']);
         unset($attributes['name']);
         unset($attributes['title']);
+        unset($attributes['disabled']);
 
         $data->showbutton = $this->showbutton;
 
@@ -1442,6 +1458,9 @@ class url_select implements renderable, templatable {
 
         // Label attributes.
         $data->labelattributes = [];
+        // Unset label attributes that are already in the template.
+        unset($this->labelattributes['for']);
+        // Map the label attributes.
         foreach ($this->labelattributes as $key => $value) {
             $data->labelattributes[] = ['name' => $key, 'value' => $value];
         }
@@ -1451,8 +1470,8 @@ class url_select implements renderable, templatable {
 
         // Finally all the remaining attributes.
         $data->attributes = [];
-        foreach ($this->attributes as $key => $value) {
-            $data->attributes = ['name' => $key, 'value' => $value];
+        foreach ($attributes as $key => $value) {
+            $data->attributes[] = ['name' => $key, 'value' => $value];
         }
 
         return $data;
diff --git a/lib/templates/single_select.mustache b/lib/templates/single_select.mustache
index 3994c785477..071d38c2e28 100644
--- a/lib/templates/single_select.mustache
+++ b/lib/templates/single_select.mustache
@@ -95,7 +95,8 @@
         {{#helpicon}}
             {{>core/help_icon}}
         {{/helpicon}}
-        <select {{#attributes}}{{name}}="{{value}}" {{/attributes}} id="{{id}}" class="custom-select {{classes}}" name="{{name}}">
+        <select {{#attributes}}{{name}}="{{value}}" {{/attributes}} id="{{id}}" class="custom-select {{classes}}" name="{{name}}"
+                {{#title}}title="{{.}}"{{/title}} {{#disabled}}disabled{{/disabled}}>
             {{#options}}
                 {{#optgroup}}
                     <optgroup label="{{name}}">
diff --git a/lib/templates/url_select.mustache b/lib/templates/url_select.mustache
index 2015076778e..e7d22937657 100644
--- a/lib/templates/url_select.mustache
+++ b/lib/templates/url_select.mustache
@@ -32,7 +32,9 @@
             [
                 {"name": "Item 3", "isgroup": false, "value": "3"},
                 {"name": "Item 4", "isgroup": false, "value": "4"}
-            ]}]
+            ]}],
+        "disabled": false,
+        "title": "Some cool title"
     }
 }}
 <div class="{{classes}}">
@@ -46,7 +48,8 @@
         {{#helpicon}}
             {{>core/help_icon}}
         {{/helpicon}}
-        <select {{#attributes}}{{name}}="{{value}}" {{/attributes}} id="{{id}}" class="custom-select {{classes}}" name="jump">
+        <select {{#attributes}}{{name}}="{{value}}" {{/attributes}} id="{{id}}" class="custom-select {{classes}}" name="jump"
+                {{#title}}title="{{.}}"{{/title}} {{#disabled}}disabled{{/disabled}}>
             {{#options}}
                 {{#isgroup}}
                     <optgroup label="{{name}}">