Provide references for CVE-2021-30459.
Where can I find more information about CVE-2021-30459?
References are available at: https://github.com/jazzband/django-debug-toolbar/releases, https://github.com/jazzband/django-debug-toolbar/security/advisories/GHSA-pghf-347x-c2gj, https://www.djangoproject.com/weblog/2021/apr/14/debug-toolbar-security-releases/.