Provide references for CVE-2021-3842.
Where can I find more information about CVE-2021-3842?
References are available at: https://huntr.dev/bounties/761a761e-2be2-430a-8d92-6f74ffe9866a, https://github.com/nltk/nltk/commit/2a50a3edc9d35f57ae42a921c621edc160877f4d.