Improved register_globals

pages/gpg/0.php

@@ -19,7 +19,7 @@
 ?>
 <p><?=_("Paste your OpenPGP key below...")?></p>
 <form method="post" action="gpg.php">
-<textarea name="CSR" cols="80" rows="15"><?=strip_tags($_POST['CSR'])?></textarea><br>
+<textarea name="CSR" cols="80" rows="15"><?=array_key_exists('CSR',$_POST)?strip_tags($_POST['CSR']):""?></textarea><br>
 <input type="submit" name="process" value="<?=_("Submit")?>">
 <input type="hidden" name="oldid" value="<?=$id?>">
 </form>

pages/gpg/3.php

@@ -16,7 +16,7 @@
     Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
 */ ?>
 <?
-	$certid = $_SESSION['_config']['cert'];
+	$certid = intval($_SESSION['_config']['cert']);
 	$query = "select * from `gpg` where `id`='$certid' and `memid`='".$_SESSION[profile][id]."'";
 	$res = mysql_query($query);
 	if(mysql_num_rows($res) <= 0)