References https://www.fortiguard.com/encyclopedia/ips/50022 https://nvd.nist.gov/vuln/detail/CVE-2020-20287 https://advisories.checkpoint.com/defense/advisories/public/2021/cpai-2020-3259.html/ https://osv.dev/vulnerability/CVE-2020-20287 https://github.com/emadshanab/Goby_POC10/blob/main/README.md https://baizesec.github.io/bylibrary/%E6%BC%8F%E6%B4%9E%E5%BA%93/01-CMS%E6%BC%8F%E6%B4%9E/YXCMS/YCCMS%203.4%20%E4%BB%BB%E6%84%8F%E6%96%87%E4%BB%B6%E4%B8%8A%E4%BC%A0%E6%BC%8F%E6%B4%9E%EF%BC%88%E4%B8%80%EF%BC%89/ https://github.com/jweny/pocassistdb https://cve.imfht.com/detail/CVE-2020-20287?lang=en