Provide references for CVE-2020-21053.
Where can I find more information about CVE-2020-21053?
References are available at: https://resp3ctblog.wordpress.com/2019/10/28/fusionpbx-xss-22/, https://github.com/fusionpbx/fusionpbx/commit/2ce613f1e9fe8ffab7a4cb9d1384444622285335.