fastadmin V1.0.0.20200506_beta contains a cross-site scripting (XSS) vulnerability which may allow an attacker to obtain administrator credentials to log in to the background.
https://github.com/karsonzhang/fastadmin
https://github.com/BigTiger2020/Fastadmin-V1.0.0.20200506_beta/blob/main/README.md
https://github.com/BigTiger2020/Fastadmin-V1.0.0.20200506_beta