Provide references for CVE-2021-29484.
Where can I find more information about CVE-2021-29484?
References are available at: https://github.com/TryGhost/Ghost/security/advisories/GHSA-9fgx-q25h-jxrg, https://forum.ghost.org/t/critical-security-update-available-for-ghost-4-x/22290, https://www.npmjs.com/package/ghost, https://blog.sonarsource.com/ghost-admin-takeover.