Provide references for CVE-2021-39200.
Where can I find more information about CVE-2021-39200?
References are available at: https://github.com/WordPress/wordpress-develop/security/advisories/GHSA-m9hc-7v5q-x8q5, https://hackerone.com/reports/1142140, https://www.debian.org/security/2021/dsa-4985.