Provide references for CVE-2020-26215.
Where can I find more information about CVE-2020-26215?
References are available at: https://github.com/jupyter/notebook/security/advisories/GHSA-c7vm-f5p4-8fqh, https://github.com/jupyter/notebook/commit/3cec4bbe21756de9f0c4bccf18cf61d840314d74, https://lists.debian.org/debian-lts-announce/2020/12/msg00004.html.