Provide references for CVE-2021-21422.
Where can I find more information about CVE-2021-21422?
References are available at: https://github.com/mongo-express/mongo-express/security/advisories/GHSA-7p8h-86p5-wv3p, https://github.com/mongo-express/mongo-express/issues/577, https://github.com/mongo-express/mongo-express/commit/f5e0d4931f856f032f22664b5e5901d5950cfd4b.