Provide references for CVE-2019-25139.
Where can I find more information about CVE-2019-25139?
References are available at: https://www.wordfence.com/threat-intel/vulnerabilities/id/61fdc6e9-75ea-4226-9527-a5fd02efde70?source=cve, https://blog.nintechnet.com/unauthenticated-stored-xss-in-wordpress-coming-soon-page-and-maintenance-mode-plugin/, https://plugins.trac.wordpress.org/changeset/2121321, https://plugins.trac.wordpress.org/changeset/2123149.