This update for roundcubemail fixes the following issues:
- A maliciously crafted email could cause untrusted code to be executed
(cross site scripting using $lt;area href=javascript:…>) (boo#982003,
CVE-2016-5103)
- Avoid HTML styles that could cause potential click jacking (boo#1001856)
- A maliciously crafted FROM value could cause extra parameters to be
passed to the sendmail command (boo#1012493)
- Avoid sending completely empty text parts for multipart/alternative
messages
- Don’t create multipart/alternative messages with empty text/plain part
- Improved validation of FROM argument when sending mails