Nuked-Klan 1.3b, and possibly earlier versions, allows remote attackers to obtain sensitive server information via an op parameter set to phpinfo for the (1) Team, (2) News, or (3) Liens modules.
Improper Neutralization of Input During Web Page Generation The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.