Changeset 37121

Timestamp:

03/30/2016 03:50:54 PM (10 years ago)

Author:

ocean90

Message:

HTTP: Improve detection of valid IP addresses.

Merge of [37115] to the 3.9 branch.

File:

• branches/3.9/src/wp-includes/http.php (modified) (1 diff)

branches/3.9/src/wp-includes/http.php

@@ -473 +473 @@
         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 {