Provide references for CVE-2021-42655.
Where can I find more information about CVE-2021-42655?
References are available at: https://github.com/siteserver/cms, https://github.com/siteserver/cms/issues/3237, https://github.com/siteserver/cms/releases/download/siteserver-v6.15.51/siteserver_install.zip.