Provide references for CVE-2021-21366.
Where can I find more information about CVE-2021-21366?
References are available at: https://github.com/xmldom/xmldom/security/advisories/GHSA-h6q6-9hqw-rwfv, https://www.npmjs.com/package/xmldom, https://github.com/xmldom/xmldom/releases/tag/0.5.0, https://github.com/xmldom/xmldom/commit/d4201b9dfbf760049f457f9f08a3888d48835135, https://lists.debian.org/debian-lts-announce/2023/01/msg00000.html.