Provide references for CVE-2017-7271.
Where can I find more information about CVE-2017-7271?
References are available at: http://www.yiiframework.com/news/123/yii-2-0-11-is-released/, https://github.com/yiisoft/yii2/commit/97171a0db7cda0a49931ee0c3b998ef50bd06756, http://www.securityfocus.com/bid/97167, https://github.com/yiisoft/yii2/pull/13401.