Roundcube Webmail before 1.5.7 and 1.6.x before 1.6.7 allows XSS via list columns from user preferences. https://github.com/roundcube/roundcubemail/commit/cde4522c5c95f13c6aeeb1600ab17e5067a536f7 https://github.com/roundcube/roundcubemail/releases/tag/1.5.7 https://github.com/roundcube/roundcubemail/releases/tag/1.6.7
Created roundcubemail tracking bugs for this issue: Affects: fedora-all [bug 2290831]