Directory Traversal Vulnerability in OS4ED openSIS by OS4ED
CVE-2025-22923

8.8HIGH

Key Information:

Vendor

OS4ED

Status
openSIS
Vendor
CVE Published:
2 April 2025

What is CVE-2025-22923?

A security flaw in OS4ED openSIS versions 8.0 to 9.1 allows remote attackers to exploit a directory traversal vulnerability. By sending a specially crafted POST request to the '/Modules.php?modname=users/Staff.php&removefile' endpoint, attackers can manipulate the server to delete arbitrary files. This vulnerability poses a risk to the integrity of the file system, potentially compromising sensitive data. It highlights the necessity for robust input validation and secure coding practices to defend against such threats.

References

https://github.com/OS4ED/openSIS-Classic
https://github.com/esusalla/vulnerability-research/tree/m...

CVSS V3.1

Score:
8.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.