Provide references for CVE-2021-38354.
Where can I find more information about CVE-2021-38354?
References are available at: https://www.wordfence.com/vulnerability-advisories/#CVE-2021-38354, https://plugins.trac.wordpress.org/browser/gnu-mailman-integration/trunk/includes/admin/mailing-lists-page.php?rev=859898#L34.