Provide references for CVE-2020-18671.
Where can I find more information about CVE-2020-18671?
References are available at: https://github.com/roundcube/roundcubemail/issues/7406, https://roundcube.net/news/2020/06/02/security-updates-1.4.5-and-1.3.12, https://lorexxar.cn/2020/06/10/roundcube-mail-xss/#store-xss-in-smtp-config.