CVE-2017-7981

Tuleap before 9.7 allows command injection via the PhpWiki 1.3.10 SyntaxHighlighter plugin. This occurs in the Project Wiki component because the proc_open PHP function is used within PhpWiki before 1.5.5 with a syntax value in its first argument, and an authenticated Tuleap user can control this value, even with shell metacharacters, as demonstrated by a ‘https://www.exploit-db.com/exploits/41953/

https://github.com/xdrr/vulnerability-research/blob/master/webapp/tuleap/2017.04.tuleap-auth-ci.md