diff -r 7b1b88e27a20 -r 48c4eec2b7e6 wp/wp-includes/class-wp-user.php
--- a/wp/wp-includes/class-wp-user.php	Thu Sep 29 08:06:27 2022 +0200
+++ b/wp/wp-includes/class-wp-user.php	Fri Sep 05 18:40:08 2025 +0200
@@ -36,6 +36,7 @@
  * @property string $syntax_highlighting
  * @property string $use_ssl
  */
+#[AllowDynamicProperties]
 class WP_User {
 	/**
 	 * User data container.
@@ -116,13 +117,18 @@
 	 *
 	 * @since 2.0.0
 	 *
+	 * @global wpdb $wpdb WordPress database abstraction object.
+	 *
 	 * @param int|string|stdClass|WP_User $id      User's ID, a WP_User object, or a user object from the DB.
 	 * @param string                      $name    Optional. User's username
 	 * @param int                         $site_id Optional Site ID, defaults to current site.
 	 */
 	public function __construct( $id = 0, $name = '', $site_id = '' ) {
+		global $wpdb;
+
 		if ( ! isset( self::$back_compat_keys ) ) {
-			$prefix                 = $GLOBALS['wpdb']->prefix;
+			$prefix = $wpdb->prefix;
+
 			self::$back_compat_keys = array(
 				'user_firstname'             => 'first_name',
 				'user_lastname'              => 'last_name',
@@ -155,7 +161,7 @@
 		if ( $data ) {
 			$this->init( $data, $site_id );
 		} else {
-			$this->data = new stdClass;
+			$this->data = new stdClass();
 		}
 	}
 
@@ -185,7 +191,7 @@
 	 *
 	 * @global wpdb $wpdb WordPress database abstraction object.
 	 *
-	 * @param string     $field The field to query against: 'id', 'ID', 'slug', 'email' or 'login'.
+	 * @param string     $field The field to query against: Accepts 'id', 'ID', 'slug', 'email' or 'login'.
 	 * @param string|int $value The field value.
 	 * @return object|false Raw user object.
 	 */
@@ -198,8 +204,7 @@
 		}
 
 		if ( 'id' === $field ) {
-			// Make sure the value is numeric to avoid casting objects, for example,
-			// to int 1.
+			// Make sure the value is numeric to avoid casting objects, for example, to int 1.
 			if ( ! is_numeric( $value ) ) {
 				return false;
 			}
@@ -500,7 +505,7 @@
 	 */
 	public function get_role_caps() {
 		$switch_site = false;
-		if ( is_multisite() && get_current_blog_id() != $this->site_id ) {
+		if ( is_multisite() && get_current_blog_id() !== $this->site_id ) {
 			$switch_site = true;
 
 			switch_to_blog( $this->site_id );
@@ -602,7 +607,7 @@
 	 * @param string $role Role name.
 	 */
 	public function set_role( $role ) {
-		if ( 1 === count( $this->roles ) && current( $this->roles ) == $role ) {
+		if ( 1 === count( $this->roles ) && current( $this->roles ) === $role ) {
 			return;
 		}
 
@@ -893,7 +898,7 @@
 	 * @since 4.9.0
 	 *
 	 * @return bool[] List of capabilities keyed by the capability name,
-	 *                e.g. array( 'edit_posts' => true, 'delete_posts' => false ).
+	 *                e.g. `array( 'edit_posts' => true, 'delete_posts' => false )`.
 	 */
 	private function get_caps_data() {
 		$caps = get_user_meta( $this->ID, $this->cap_key, true );