dayrui FineCms through 5.0.10 has Cross Site Scripting (XSS) in controllers/api.php via the function parameter in a c=api&m=data2 request.Referenceshttp://lorexxar.cn/2017/07/20/FineCMS%20multi%20vulnerablity%20before%20v5.0.9/#api-php-Reflected-XSS
