[KVE-2020-0100,0101]그누보드 관리자페이지 XSS 취약점 수정

adm/sms_admin/form_write.php

@@ -6,6 +6,8 @@ auth_check($auth[$sub_menu], "w");
 
 $g5['title'] = "이모티콘 ";
 
+$fg_no = isset($fg_no) ? (int) $fg_no : '';
+
 if ($w == 'u' && is_numeric($fo_no)) {
     $write = sql_fetch("select * from {$g5['sms5_form_table']} where fo_no='$fo_no'");
     $g5['title'] .= '수정';

adm/sms_admin/sms_write_form.php

@@ -7,6 +7,8 @@ while ($res = sql_fetch_array($qry)) array_push($group, $res);
 
 $res = sql_fetch("select count(*) as cnt from `{$g5['sms5_form_table']}` where fg_no=0");
 $no_count = $res['cnt'];
+
+$fg_no = isset($fg_no) ? (int) $fg_no : '';
 ?>
 
 <form name="emo_frm">