merge r6905 from branch 2.1 to trunk

bug 1849 fixed: protect $_GET keys against SQL injections before parsing URL.



git-svn-id: http://piwigo.org/svn/trunk@6906 68402e56-0260-453c-a942-63ccdbb3a9ee

include/section_init.inc.php

@@ -61,6 +61,10 @@ else
     $rewritten = $key;
     break;
   }
+  
+  // the $_GET keys are not protected in include/common.inc.php, only the values
+  $rewritten = pwg_db_real_escape_string($rewritten);
+  
   $page['root_path'] = PHPWG_ROOT_PATH;
 }