Provide references for CVE-2021-4033.
Where can I find more information about CVE-2021-4033?
References are available at: https://huntr.dev/bounties/e05be1f7-d00c-4cfd-9390-ccd9d1c737b7, https://github.com/kevinpapst/kimai2/commit/1da26e041df62c10bd8075d78f2db7854d3eee07.