Provide references for CVE-2021-33950.
Where can I find more information about CVE-2021-33950?
References are available at: https://github.com/openkm/document-management-system/pull/288, https://github.com/openkm/document-management-system/issues/287, https://github.com/openkm/document-management-system/commit/ce1d82329615aea6aa9f2cc6508c1fe7891e34b5.