Provide references for CVE-2019-15237.
Where can I find more information about CVE-2019-15237?
References are available at: https://github.com/roundcube/roundcubemail/issues/6891, https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TFFMSO5WKEYSGMTZPZFF4ZADUJ57PRN5/.