Changeset 21719

Timestamp:

09/04/2012 03:37:29 AM (11 years ago)

Author:

nacin

Message:

Properly delimit URLs by \r, \n, \t *or* a space in sanitize_trackback_urls(). Fixes multiple trackback URL usage. props SergeyBiryukov, fixes #21624 for the 3.4 branch.

File:

• branches/3.4/wp-includes/formatting.php (modified) (1 diff)

branches/3.4/wp-includes/formatting.php

@@ -3237 +3237 @@
  */
 function sanitize_trackback_urls( $to_ping ) {
-    $urls_to_ping = preg_split( '/\r\n\t /', trim( $to_ping ), -1, PREG_SPLIT_NO_EMPTY );
+    $urls_to_ping = preg_split( '/[\r\n\t ]/', trim( $to_ping ), -1, PREG_SPLIT_NO_EMPTY );
     foreach ( $urls_to_ping as $k => $url ) {
         if ( !preg_match( '#^https?://.#i', $url ) )