rcube_image.php in Roundcube Webmail before 1.4.4 allows attackers to execute arbitrary code via shell metacharacters in a configuration setting for im_convert_path or im_identify_path.
lists.opensuse.org/opensuse-security-announce/2020-09/msg00083.html
github.com/DrunkenShells/Disclosures/tree/master/CVE-2020-12641-Command%20Injection-Roundcube
github.com/roundcube/roundcubemail/commit/fcfb099477f353373c34c8a65c9035b06b364db3
github.com/roundcube/roundcubemail/compare/1.4.3...1.4.4
github.com/roundcube/roundcubemail/releases/tag/1.4.4
roundcube.net/news/2020/04/29/security-updates-1.4.4-1.3.11-and-1.2.10
security.gentoo.org/glsa/202007-41