修复任意用户密码重置漏洞

src/member/resetpassword.php

@@ -68,7 +68,7 @@ if ($dopost == "") {
 
     if (empty($safeanswer)) $safeanswer = '';
 
-    if ($row['safequestion'] == $safequestion && $row['safeanswer'] == $safeanswer) {
+    if ($row['safequestion'] === $safequestion && $row['safeanswer'] === $safeanswer) {
         sn($mid, $row['userid'], $row['email'], 'N');
         exit();
     } else {