CVE-2016-3954
web2py before 2.14.2 allows remote attackers to obtain the session_cookie_key value via a direct request to examples/simple_examples/status. NOTE: this issue can be leveraged by remote attackers to execute arbitrary code using CVE-2016-3957.
Date published : 2018-02-06
https://devco.re/blog/2017/01/03/web2py-unserialize-code-execution-CVE-2016-3957/