Provide references for CVE-2021-43837.
Where can I find more information about CVE-2021-43837?
References are available at: https://github.com/peopledoc/vault-cli/security/advisories/GHSA-q34h-97wf-8r8j, https://github.com/peopledoc/vault-cli/commit/3ba3955887fd6b7d4d646c8b260f21cebf5db852, https://podalirius.net/en/publications/grehack-2021-optimizing-ssti-payloads-for-jinja2/.