Всё кажись нашёл...
в файле /includes/global.php есть такая функция как function clean_array($array)
function clean_array($array) {
$search = array(
// Remove any attribute starting with "on" or xmlns
'#(<[^>]+[\x00-\x20\"\'])(on|xmlns)[^>]*>#iUu',
// Remove javascript: and vbscript: protocol
'#([a-z]*)[\x00-\x20]*=[\x00-\x20]*([\`\'\"]*)[\\x00-\x20]*j[\x00-\x20]*a[\x00-\x20]*v[\x00-\x20]*a[\x00-\x20]*s[\x00-\x20]*c[\x00-\x20]*r[\x00-\x20]*i[\x00-\x20]*p[\x00-\x20]*t[\x00-\x20]*:#iUu',
'#([a-z]*)[\x00-\x20]*=([\'\"]*)[\x00-\x20]*v[\x00-\x20]*b[\x00-\x20]*s[\x00-\x20]*c[\x00-\x20]*r[\x00-\x20]*i[\x00-\x20]*p[\x00-\x20]*t[\x00-\x20]*:#iUu',
//<span style="width: expression(alert('Ping!'));"></span>
// Only works in ie...
'#(<[^>]+)style[\x00-\x20]*=[\x00-\x20]*([\`\'\"]*).*expression[\x00-\x20]*\([^>]*>#iU',
'#(<[^>]+)style[\x00-\x20]*=[\x00-\x20]*([\`\'\"]*).*behaviour[\x00-\x20]*\([^>]*>#iU',
'#(<[^>]+)style[\x00-\x20]*=[\x00-\x20]*([\`\'\"]*).*s[\x00-\x20]*c[\x00-\x20]*r[\x00-\x20]*i[\x00-\x20]*p[\x00-\x20]*t[\x00-\x20]*:*[^>]*>#iUu'
);
$replace = array(
"$1>",
'$1=$2nojavascript...',
'$1=$2novbscript...',
"$1>",
"$1>",
"$1>"
);
// Remove all control (i.e. with ASCII value lower than 0x20 (space),
// except of 0x0A (line feed) and 0x09 (tabulator)
/*$search2 =
"\x00\x01\x02\x03\x04\x05\x06\x07\x08\x0B\x0C\x0E\x0F\x10\x11\x12\x13\x14\x15\x16\x17\x18\x19\x1A\x1B\x1C\x1D\x1E\x1F";
$replace2 = //str_repeat("\r", strlen($search2));
"\x0D\x0D\x0D\x0D\x0D\x0D\x0D\x0D\x0D\x0D\x0D\x0D\x0D\x0D\x0D\x0D\x0D\x0D\x0D\x0D\x0D\x0D\x0D\x0D\x0D\x0D\x0D\x0D\x0D";
*/
foreach ($array as $key => $val) {
if (is_array($val)) {
$val = clean_array($val);
} else {
$val = preg_replace($search, $replace, $val);
$val = str_replace("\r\n", "\n", $val);
$val = str_replace("\r", "\n", $val);
$val = strtr($val, $search2, $replace2);
$val = str_replace("\r", '', $val); // \r === \x0D
do {
$oldval = $val;
$val = preg_replace('#</*(applet|meta|xml|blink|link|style|script|embed|object|iframe|frame|frameset|ilayer|layer|bgsound|title|base)[^>]*>#i', "", $val);
} while ($oldval != $val);
}
$array[$key] = $val;
}
return $array;
}
if (!defined('IN_CP')) {
$HTTP_GET_VARS =clean_array($HTTP_GET_VARS);
$HTTP_POST_VARS =clean_array($HTTP_POST_VARS);
$HTTP_COOKIE_VARS =clean_array($HTTP_COOKIE_VARS);
$HTTP_POST_FILES = clean_array($HTTP_POST_FILES);
}
Так вот если убрать в функции срочку (или закоментировать) то получится следующее:
$search = array(
// Remove any attribute starting with "on" or xmlns
'#(<[^>]+[\x00-\x20\"\'])(on|xmlns)[^>]*>#iUu',
// Remove javascript: and vbscript: protocol
'#([a-z]*)[\x00-\x20]*=[\x00-\x20]*([\`\'\"]*)[\\x00-\x20]*j[\x00-\x20]*a[\x00-\x20]*v[\x00-\x20]*a[\x00-\x20]*s[\x00-\x20]*c[\x00-\x20]*r[\x00-\x20]*i[\x00-\x20]*p[\x00-\x20]*t[\x00-\x20]*:#iUu',
'#([a-z]*)[\x00-\x20]*=([\'\"]*)[\x00-\x20]*v[\x00-\x20]*b[\x00-\x20]*s[\x00-\x20]*c[\x00-\x20]*r[\x00-\x20]*i[\x00-\x20]*p[\x00-\x20]*t[\x00-\x20]*:#iUu',
//<span style="width: expression(alert('Ping!'));"></span>
// Only works in ie...
'#(<[^>]+)style[\x00-\x20]*=[\x00-\x20]*([\`\'\"]*).*expression[\x00-\x20]*\([^>]*>#iU',
'#(<[^>]+)style[\x00-\x20]*=[\x00-\x20]*([\`\'\"]*).*behaviour[\x00-\x20]*\([^>]*>#iU'
//'#(<[^>]+)style[\x00-\x20]*=[\x00-\x20]*([\`\'\"]*).*s[\x00-\x20]*c[\x00-\x20]*r[\x00-\x20]*i[\x00-\x20]*p[\x00-\x20]*t[\x00-\x20]*:*[^>]*>#iUu'
);
Вуаля, наконец добрался до бага... Русский теперь пашет...
P.S> Please Admins fix this bug! ^-)