TCExam 4.0.011 - 'SessionUserLang' Shell Injection

resource = array; // set selecteed language $this-language = strtoupper$language; // set filename for cache $this-cachefile = $cachefile; if fileexists$this-cachefile // read data from cache requireonce$this-cachefile; $this-resource = $tmx; else if !empty$this-cachefile // open cache file...