Musec---出道早，技术菜。

app/find_password.php

function set_password()
    {
        if (!IS_POST) 
        {
            ......        
        }
        else //POST提交
        {
            if (empty($_POST['new_password']) || empty($_POST['confirm_password']))
            {
                $this->show_warning("unsettled_required");
                return ;
            }
            if (trim($_POST['new_password']) != trim($_POST['confirm_password'])) 
            {
                $this->show_warning("password_not_equal");
                return ;
            }
            $password = trim($_POST['new_password']);
            $passlen = strlen($password);
            if ($passlen < 6 || $passlen > 20)
            {
                $this->show_warning('password_length_error');

                return;
            }

            $id = intval($_GET['id']);//虽然是过滤了,但是不影响利用.
            $word = $this->_rand();
            $md5word = md5($word);

            $ms =& ms();        //连接用户系统
            $ms->user->edit($id, '', array('password' => $password), true); //强制修改 !!问题就出在这儿,false是需要验证的,不知道程序员为什么要设置成非验证修改,偷懒也不是这么偷的吧...
            if ($ms->user->has_error())
            {
                $this->show_warning($ms->user->get_error());

                return;
            }
            $ret = $this->_password_mod->edit($id, array('activation' => $md5word));

            $this->show_message("edit_success",
                'login_in', 'index.php?app=member&act=login',
                'back_index', 'index.php');
            return ;
        }

    }

includes/passports/default.passport.php

function edit($user_id, $old_password, $items, $force = false)
    {
        if (!$force) //为false时需要验证,为ture时直接跳过执行下面的操作
        {
            $info = $this->get($user_id);
            if (md5($old_password) != $info['password'])
            {
                $this->_error('auth_failed');

                return false;
            }
        }
        $edit_data = array();
        if (isset($items['password']))
        {
            $edit_data['password']  = md5($items['password']);
        }
        if (isset($items['email']))
        {
            $edit_data['email'] = $items['email'];
        }

        if (empty($edit_data))
        {
            return false;
        }
        //编辑本地数据
        $this->_local_edit($user_id, $edit_data);//跟进

        return true;
    }

includes/passport.base.php

function _local_edit($user_id, $data)
    {
        $model_member =& m('member');
        $model_member->edit($user_id, $data);\\执行update

        return true;
    }

只需要POST提交new_password=123456&confirm_password=123456,当然不要忘了要修改的id,id是通过GET参数获得的.