CVE-2015-7809
The displayBlock function Template.php in Sensio Labs Twig before 1.20.0, when Sandbox mode is enabled, allows remote attackers to execute arbitrary code via the _self variable in a template.
Date published : 2015-11-06
http://symfony.com/blog/security-release-twig-1-20-0
https://github.com/fabpot/Twig/commit/30be07759a3de2558da5224f127d052ecf492e8f
