Provide references for CVE-2021-38323.
Where can I find more information about CVE-2021-38323?
References are available at: https://www.wordfence.com/vulnerability-advisories/#CVE-2021-38323, https://plugins.trac.wordpress.org/browser/rentpress/tags/6.6.4/src/rentPress/AjaxRequests.php#L83.