Provide references for CVE-2021-4049.
Where can I find more information about CVE-2021-4049?
References are available at: https://huntr.dev/bounties/62408fa4-2c16-4fcd-8b34-41fcdccb779e, https://github.com/livehelperchat/livehelperchat/commit/e7fe1aa6a087d4d21b2e8a0dadd2e08f42acbb57.