An arbitrary file upload vulnerability in RGCMS v1.06 allows attackers to execute arbitrary code via a crafted .txt file which is later changed to a PHP file.
Source: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-21481
Reference (s):
- https://www.porlockz.com/A-arbitrary-file-upload-vulnerability-in-RGCMS-V1-06/

