Changeset 37116 for branches/4.4

Timestamp:

03/30/2016 03:50:36 PM (10 years ago)

Author:

ocean90

Message:

HTTP: Improve detection of valid IP addresses.

Merge of [37115] to the 4.4 branch.

File:

• branches/4.4/src/wp-includes/http.php (modified) (1 diff)

branches/4.4/src/wp-includes/http.php

@@ -528 +528 @@
     if ( ! $same_host ) {
         $host = trim( $parsed_url['host'], '.' );
-        if ( preg_match( '#^\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}$#', $host ) ) {
+        if ( preg_match( '#^(([1-9]?\d|1\d\d|25[0-5]|2[0-4]\d)\.){3}([1-9]?\d|1\d\d|25[0-5]|2[0-4]\d)$#', $host ) ) {
             $ip = $host;
         } else {