CVE-2025-22927

Description

An issue in OS4ED openSIS v8.0 through v9.1 allows attackers to execute a directory traversal by sending a crafted POST request to /Modules.php?modname=messaging/Inbox.php&modfunc=save&filename.

Affected Platforms

Weakness Type

CWE-22

References

• https://github.com/OS4ED/openSIS-Classic
• https://github.com/esusalla/vulnerability-research/tree/main/CVE-2025-22927