CVE:CVE-2021-3350
CNNVD:CNNVD-202102-035
MyBB（MyBulletinBoard）是MyBB（MYBB）团队的开发的一套用PHP和MySQL开发的免费且基于Web的论坛软件。该软件具有简单易用、支持多国语言、可扩展等特点。
Delete Account plugin 1.4 for MyBB 存在跨站脚本漏洞，该漏洞源于deleteaccount.php允许XSS通过deletereason参数。
solution:Upgrade delete_account_project delete_account to a higher version than 1.4,and avoid the version 1.4