Provide references for CVE-2021-33904.
Where can I find more information about CVE-2021-33904?
References are available at: https://gist.github.com/0xx7/3d934939d7122fe23db11bc48eda9d21, http://packetstormsecurity.com/files/163093/Accela-Civic-Platorm-21.1-Cross-Site-Scripting.html.