In RPCMS v1.8 and below, attackers can interact with API and change variable "role" to "admin" to achieve admin user registration.

RPCMS v3.0.2 was discovered to contain a Cross-Site Request Forgery (CSRF) which allows attackers to arbitrarily add an administrator account.

RPCMS v3.0.2 was discovered to contain a Cross-Site Request Forgery (CSRF) which allows attackers to arbitrarily change the password of any account.

RPCMS v3.0.2 was discovered to contain a reflected cross-site scripting (XSS) vulnerability in the Search function.

In RPCMS v1.8 and below, the "nickname" variable is not properly sanitized before being displayed on page. Attacker can use "update password" function to inject XSS payloads into nickname variable, and achieve stored XSS. Users who view the articles published by the injected user will trigger the XSS.

In RPCMS v1.8 and below, the "nickname" variable is not properly sanitized before being displayed on page. When the API functions are enabled, the attacker can use API to update user nickname with XSS payload and achieve stored XSS. Users who view the articles published by the injected user will trigger the XSS.