Provide references for CVE-2021-21255.
Where can I find more information about CVE-2021-21255?
References are available at: https://github.com/glpi-project/glpi/security/advisories/GHSA-v3m5-r3mx-ff9j, https://github.com/glpi-project/glpi/commit/aade65b7f67d46f23d276a8acb0df70651c3b1dc.