diff --git a/.upgradenotes/MDL-86990-2025091206232119.yml b/.upgradenotes/MDL-86990-2025091206232119.yml
new file mode 100644
index 00000000000..b3b1ab9df0d
--- /dev/null
+++ b/.upgradenotes/MDL-86990-2025091206232119.yml
@@ -0,0 +1,7 @@
+issueNumber: MDL-86990
+notes:
+  core:
+    - message: >-
+        In toggle.mustache `dataattributes` parameter is deprecated. Use
+        `extraattributes` instead
+      type: deprecated
diff --git a/public/admin/tool/componentlibrary/content/moodle/components/toggle.md b/public/admin/tool/componentlibrary/content/moodle/components/toggle.md
index 0a506dd5d21..10d989e542d 100644
--- a/public/admin/tool/componentlibrary/content/moodle/components/toggle.md
+++ b/public/admin/tool/componentlibrary/content/moodle/components/toggle.md
@@ -18,7 +18,7 @@ The parameters for the template context are:
 * extraclasses: Any extra classes added to the toggle input outer container.
 * checked: If the initial status is checked.
 * disabled: If toggle input is disabled.
-* dataattributes: Array of name/value elements added as data-attributes.
+* extraattributes: Array of name/value elements added as attributes.
 * title: Title text.
 * label: Label text.
 * labelclasses: Any extra classes added to the label container.
@@ -32,8 +32,8 @@ Checked toggle and with "visually-hidden" label.
     {
         "id": "example-toggle-1",
         "checked": true,
-        "dataattributes": [{
-            "name": "action",
+        "extraattributes": [{
+            "name": "data-action",
             "value": "toggle-status"
         }],
         "title": "Toggle Enabled",
@@ -50,8 +50,8 @@ Disabled toggle with extra classes.
         "id": "example-toggle-2",
         "disabled": true,
         "extraclasses": "mt-2 ms-2",
-        "dataattributes": [{
-            "name": "action",
+        "extraattributes": [{
+            "name": "data-action",
             "value": "toggle-status"
         }],
         "title": "Toggle Disabled",
diff --git a/public/lib/templates/toggle.mustache b/public/lib/templates/toggle.mustache
index 20e35be5665..6a2c18af033 100644
--- a/public/lib/templates/toggle.mustache
+++ b/public/lib/templates/toggle.mustache
@@ -24,8 +24,8 @@
         "id": "reality-toggle-3",
         "checked": true,
         "disabled": false,
-        "dataattributes": [{
-            "name": "action",
+        "extraattributes": [{
+            "name": "data-action",
             "value": "toggle-reality"
         }],
         "title": "Title example",
@@ -37,9 +37,11 @@
 <div class="form-check form-switch {{$extraclasses}}{{extraclasses}}{{/extraclasses}}">
     <input type="checkbox" class="form-check-input" id="{{$id}}{{id}}{{/id}}"
         {{$attributes}}
-            {{#dataattributes}}data-{{name}}="{{value}}" {{/dataattributes}}
+            {{#extraattributes}}{{name}}="{{value}}" {{/extraattributes}}
             {{#checked}}checked{{/checked}}
             {{#disabled}}disabled{{/disabled}}
+            {{! TODO MDL-86619: dataattributes will be removed in 6.0. Use extraattributes instead. }}
+            {{#dataattributes}}data-{{name}}="{{value}}" {{/dataattributes}}
         {{/attributes}}>
     {{$labelmarkup}}
         <label class="form-check-label" for="{{$id}}{{id}}{{/id}}" {{#title}}data-bs-toggle="tooltip" data-bs-placement="top" title="{{title}}"{{/title}}>
diff --git a/public/mod/forum/classes/courseformat/overview.php b/public/mod/forum/classes/courseformat/overview.php
index 9351df2ec25..36718ba77a2 100644
--- a/public/mod/forum/classes/courseformat/overview.php
+++ b/public/mod/forum/classes/courseformat/overview.php
@@ -203,10 +203,10 @@ class overview extends \core_courseformat\activityoverviewbase {
 
         $renderer = $this->rendererhelper->get_renderer('mod_forum');
         $dataattributes = [
-            ['name' => 'type', 'value' => 'forum-track-toggle'],
-            ['name' => 'action', 'value' => 'toggle'],
-            ['name' => 'forumid', 'value' => $this->forum->id],
-            ['name' => 'targetstate', 'value' => !$tracked],
+            ['name' => 'data-type', 'value' => 'forum-track-toggle'],
+            ['name' => 'data-action', 'value' => 'toggle'],
+            ['name' => 'data-forumid', 'value' => $this->forum->id],
+            ['name' => 'data-targetstate', 'value' => !$tracked],
         ];
         $content = $renderer->render_from_template(
             'core/toggle',
@@ -214,7 +214,7 @@ class overview extends \core_courseformat\activityoverviewbase {
                 'id' => 'forum-track-toggle-' . $this->forum->id,
                 'checked' => $tracked,
                 'disabled' => $disabled,
-                'dataattributes' => $dataattributes,
+                'extraattributes' => $dataattributes,
                 'label' => $label,
                 'labelclasses' => 'visually-hidden',
             ],
@@ -267,10 +267,10 @@ class overview extends \core_courseformat\activityoverviewbase {
 
         $renderer = $this->rendererhelper->get_renderer('mod_forum');
         $dataattributes = [
-            ['name' => 'type', 'value' => 'forum-subscription-toggle'],
-            ['name' => 'action', 'value' => 'toggle'],
-            ['name' => 'forumid', 'value' => $this->forum->id],
-            ['name' => 'targetstate', 'value' => !$subscribed],
+            ['name' => 'data-type', 'value' => 'forum-subscription-toggle'],
+            ['name' => 'data-action', 'value' => 'toggle'],
+            ['name' => 'data-forumid', 'value' => $this->forum->id],
+            ['name' => 'data-targetstate', 'value' => !$subscribed],
         ];
         $content = $renderer->render_from_template(
             'core/toggle',
@@ -278,7 +278,7 @@ class overview extends \core_courseformat\activityoverviewbase {
                 'id' => 'forum-subscription-toggle-' . $this->forum->id,
                 'checked' => $subscribed,
                 'disabled' => $disabled,
-                'dataattributes' => $dataattributes,
+                'extraattributes' => $dataattributes,
                 'label' => $label,
                 'labelclasses' => 'visually-hidden',
             ],
diff --git a/public/mod/lti/classes/reportbuilder/local/systemreports/course_external_tools_list.php b/public/mod/lti/classes/reportbuilder/local/systemreports/course_external_tools_list.php
index 370a385b46c..1b2b028ba0a 100644
--- a/public/mod/lti/classes/reportbuilder/local/systemreports/course_external_tools_list.php
+++ b/public/mod/lti/classes/reportbuilder/local/systemreports/course_external_tools_list.php
@@ -166,10 +166,10 @@ class course_external_tools_list extends system_report {
 
                 $renderer = $PAGE->get_renderer('core_reportbuilder');
                 $attributes = [
-                    ['name' => 'id', 'value' => $row->id],
-                    ['name' => 'courseid', 'value' => $courseid],
-                    ['name' => 'action', 'value' => 'showinactivitychooser-toggle'],
-                    ['name' => 'state', 'value' => $coursevisible],
+                    ['name' => 'data-id', 'value' => $row->id],
+                    ['name' => 'data-courseid', 'value' => $courseid],
+                    ['name' => 'data-action', 'value' => 'showinactivitychooser-toggle'],
+                    ['name' => 'data-state', 'value' => $coursevisible],
                 ];
                 $label = $coursevisible ? get_string('dontshowinactivitychooser', 'mod_lti')
                     : get_string('showinactivitychooser', 'mod_lti');
@@ -180,7 +180,7 @@ class course_external_tools_list extends system_report {
                     'id' => 'showinactivitychooser-toggle-' . $row->id,
                     'checked' => $coursevisible,
                     'disabled' => $disabled,
-                    'dataattributes' => $attributes,
+                    'extraattributes' => $attributes,
                     'label' => $label,
                     'labelclasses' => 'visually-hidden',
                 ]);
diff --git a/public/reportbuilder/classes/local/systemreports/report_schedules.php b/public/reportbuilder/classes/local/systemreports/report_schedules.php
index a4bca7d664a..c026d94cd14 100644
--- a/public/reportbuilder/classes/local/systemreports/report_schedules.php
+++ b/public/reportbuilder/classes/local/systemreports/report_schedules.php
@@ -124,16 +124,16 @@ class report_schedules extends system_report {
 
                 $renderer = $PAGE->get_renderer('core_reportbuilder');
                 $attributes = [
-                    ['name' => 'id', 'value' => $row->id],
-                    ['name' => 'action', 'value' => 'schedule-toggle'],
-                    ['name' => 'state', 'value' => $row->enabled],
+                    ['name' => 'data-id', 'value' => $row->id],
+                    ['name' => 'data-action', 'value' => 'schedule-toggle'],
+                    ['name' => 'data-state', 'value' => $row->enabled],
                 ];
                 $label = $row->enabled ? get_string('disableschedule', 'core_reportbuilder')
                     : get_string('enableschedule', 'core_reportbuilder');
                 return $renderer->render_from_template('core/toggle', [
                     'id' => 'schedule-toggle-' . $row->id,
                     'checked' => $row->enabled,
-                    'dataattributes' => $attributes,
+                    'extraattributes' => $attributes,
                     'label' => $label,
                     'labelclasses' => 'visually-hidden',
                 ]);