Cross-site request forgery (CSRF) vulnerability in Zend/Validator/Csrf in Zend Framework 2.3.x before 2.3.6 via null or malformed token identifiers.
bugzilla.redhat.com/show_bug.cgi?id=1207781
framework.zend.com/changelog/2.3.6
framework.zend.com/security/advisory/ZF2015-03
github.com/FriendsOfPHP/security-advisories/blob/master/zendframework/zendframework/CVE-2015-1786.yaml
github.com/zendframework/zendframework/commit/213d2c490f55331ba4e5e3884bd81d13d1eb0aee
github.com/zendframework/zf-web/blob/f97fe5c3cf6c51df7502237c6342511802c8df22/module/Security/view/security/advisory/ZF2015-03.phtml
github.com/zendframework/zf3-web/blob/5852ab5bfd47285e6b46f9e7b13250629b3e372e/data/advisories/ZF2015-03.md
nvd.nist.gov/vuln/detail/CVE-2015-1786