Changeset 25318 for trunk/src

Timestamp:

09/10/2013 06:06:43 PM (11 years ago)

Author:

nacin

Message:

Validate referrers to prevent off-domain redirects.

Location:

trunk/src/wp-includes

Files:

• functions.php (modified) (2 diffs)
• pluggable.php (modified) (1 diff)

trunk/src/wp-includes/functions.php

@@ -1297 +1297 @@
 
     if ( $ref && $ref !== wp_unslash( $_SERVER['REQUEST_URI'] ) )
-        return wp_unslash( $ref );
+        return wp_validate_redirect( $ref, false );
     return false;
 }
@@ -1312 +1312 @@
 function wp_get_original_referer() {
     if ( !empty( $_REQUEST['_wp_original_http_referer'] ) )
-        return wp_unslash( $_REQUEST['_wp_original_http_referer'] );
+        return wp_validate_redirect( wp_unslash( $_REQUEST['_wp_original_http_referer'] ), false );
     return false;
 }

trunk/src/wp-includes/pluggable.php

@@ -965 +965 @@
  **/
 function wp_validate_redirect($location, $default = '') {
+    $location = trim( $location );
     // browsers will assume 'http' is your protocol, and will obey a redirect to a URL starting with '//'
     if ( substr($location, 0, 2) == '//' )