OS4Ed OpenSIS Community 8.0 is vulnerable to a local file inclusion vulnerability in Modules.php (modname parameter), which can disclose arbitrary file from the server's filesystem as long as the application has access to the file.

References

• https://nvd.nist.gov/vuln/detail/CVE-2021-40651
• https://github.com/MiSERYYYYY/Vulnerability-Reports-and-Disclosures/blob/main/OpenSIS-Community-8.0.md
• https://www.exploit-db.com/exploits/50259
• https://youtu.be/wFwlbXANRCo