diff --git a/bbs/member_confirm.php b/bbs/member_confirm.php
index bdacb1d9b..d55c6d14a 100644
--- a/bbs/member_confirm.php
+++ b/bbs/member_confirm.php
@@ -14,6 +14,15 @@ else
 $g5['title'] = '회원 비밀번호 확인';
 include_once('./_head.sub.php');
 
+$url = $_GET['url'];
+
+$p = parse_url($url);
+if ((isset($p['scheme']) && $p['scheme']) || (isset($p['host']) && $p['host'])) {
+    //print_r2($p);
+    if ($p['host'].(isset($p['port']) ? ':'.$p['port'] : '') != $_SERVER['HTTP_HOST'])
+        alert('url에 타 도메인을 지정할 수 없습니다.');
+}
+
 include_once($member_skin_path.'/member_confirm.skin.php');
 
 include_once('./_tail.sub.php');