DEDECMS v5. 5 GBK Final of a chicken-vulnerability-vulnerability warning-the black bar safety net

In the session. autostart turned on in the case can be arbitrarily to cover the$SESSION variable, we can forge the admin login and upload the file /DedeCmsV55-GBK-Final/uploads/include/dialog/selectsoftpost.php When uploading renamed to . php. You can bypass the check upload shell exp: | 1 2 3 4 ...