Ticket #46329: 46329.diff

src/wp-includes/formatting.php

@@ -5153 +5153 @@
  * @return string Sanitized string.
  */
 function _sanitize_text_fields( $str, $keep_newlines = false ) {
-        if ( is_object( $str ) || is_array( $str ) ) {
+        if ( ( is_object( $str ) && ! method_exists( $str, '__toString' ) ) || is_array( $str ) ) {
                 return '';
         }