wp-includes/rest-api/endpoints/class-wp-rest-widgets-controller.php:481Performs a permissions check for managing widgets.
$requestWP_REST_Requesttrue|WP_Error protected function permissions_check( $request ) { if ( ! current_user_can( 'edit_theme_options' ) ) { return new WP_Error( 'rest_cannot_manage_widgets', __( 'Sorry, you are not allowed to manage widgets on this site.' ), array( 'status' => rest_authorization_required_code(), ) ); } return true; }Introduced in 5.8.0. Unchanged from 6.7.7 through 7.1.0.
Signature, return type and hooks compared across 5 parsed releases.
src/wp-includes/rest-api/endpoints/class-wp-rest-widgets-controller.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.