Popular Vulnerable Code

Fish

Fish recognize a bad leader.
-Conan O’Brien

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if (empty($userdata->ID) && $members_only_opt['feed_access'] != 'feednone')  //Check if user is logged in or Feed Keys is required
{
$feedkey = $_GET['feedkey'];
if (!empty($feedkey))
{
// Check if Feed Key is in the Database
$find_feedkey = $wpdb->get_results("SELECT umeta_id FROM $wpdb->usermeta WHERE meta_value = '$feedkey'");

if (!empty($find_feedkey) && $members_only_opt['feed_access'] == 'feedkeys') //If Feed Key is found and using Feed Keys
{
$feedkey_valid = TRUE;
if (empty($feedkey) && $members_only_opt['feed_access'] == 'feedkeys')
{
$feed = members_only_create_feed('No Feed Key Found', $errormsg['feedkey_missing']);
header("Content-Type:application/xml;charset=ISO-8859-1");
echo $feed;
exit;
}
elseif ($feedkey_valid == FALSE && $members_only_opt['feed_access'] == 'feedkeys')
{
$feed = members_only_create_feed('Feed Key is Invalid', $errormsg['feedkey_invalid']);
header("Content-Type:application/xml;charset=ISO-8859-1");
echo $feed;
exit;
}

if (empty($feedkey) && $members_only_opt['feed_access'] == 'feedkeys')
{
$feed = members_only_create_feed('No Feed Key Found', $errormsg['feedkey_missing']);
header("Content-Type:application/xml;charset=ISO-8859-1");
echo $feed;
exit;
}
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