Ticket #44532: patch.diff

src/wp-includes/functions.php

@@ -5553 +5553 @@
  * @return bool True if the path is a stream URL.
  */
 function wp_is_stream( $path ) {
+        $path = wp_normalize_path( $path );
+        if ( false !== strpos( $path, 'file://' ) || false === strpos( $path, '://' ) ) {
+                // can't possibly be a stream
+                return false;
+        }
         $wrappers    = stream_get_wrappers();
         $wrappers    = array_map( 'preg_quote', $wrappers );
         $wrappers_re = '(' . join( '|', $wrappers ) . ')';