Details It was discovered that Roundcube Webmail did not properly sanitize certain HTML elements within the e-mail body. An attacker could possibly use this issue to cause a cross-site scripting attack. This issue was only addressed in Ubuntu 16.04 LTS. (CVE-2016-4068, CVE-2016-4069) It was discovered that Roundcube Webmail did not properly handle certain configuration parameters. An attacker could possibly use this issue to execute arbitrary code. This issue was only addressed in Ubuntu 16.04 LTS. (CVE-2016-9920) It was discovered that Roundcube Webmail did not properly sanitize CSS styles within SVG documents. An attacker could possibly use this issue to cause a cross-site scripting attack. This issue was only addressed in Ubuntu 16.04 LTS. (CVE-2017-6820) It was discovered that... It…