hestiacp/web/suspend/user/index.php

<?php
use function Hestiacp\quoteshellarg\quoteshellarg;

error_reporting(null);
ob_start();
session_start();
$TAB = 'USER';
include($_SERVER['DOCUMENT_ROOT']."/inc/main.php");

// Check token
verify_csrf($_GET);

// Check user
if ($_SESSION['userContext'] != 'admin') {
    header("Location: /list/user");
    exit;
}

if (!empty($_GET['user'])) {
    $v_username = quoteshellarg($_GET['user']);
    exec(HESTIA_CMD."v-suspend-user ".$v_username, $output, $return_var);
}
check_return_code($return_var, $output);
unset($output);

$back = $_SESSION['back'];
if (!empty($back)) {
    header("Location: ".$back);
    exit;
}

header("Location: /list/user/");
exit;