TI-2025-16783 Aliases CVE-2025-22927 GHSA-hmrq-3hg5-2m7x

An issue in OS4ED openSIS v8.0 through v9.1 allows attackers to execute a directory…

MEDIUM 49CWE-22Published 2025-04-03 · Updated 2025-04-21

Key facts

Attack vector: Network
Privileges required: None
User interaction: None
Attack complexity: Low
Impact type: —
Confidentiality · integrity · availability: High · High · None
Fix status: No fix listed

Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA.

Summary

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.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV

EPSS 0.008 56th percentileScored 2026-11-07

Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: None
Automatable: Yes
Technical impact: Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
—	—	all versions	—	No fix listed	CNA

— Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:os4ed:opensis::::::::	8.0 – 9.1	Vulnerable	OS4ED

cpe:2.3:a:os4ed:opensis:*:*:*:*:*:*:*:* Versions 8.0 – 9.1 Vulnerable ·OS4ED

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2025-22927
2026-10-03 Alias added: GHSA-hmrq-3hg5-2m7x

References

Advisory 1

https://github.com/esusalla/vulnerability-research/tree/main/CVE-2025-22927

Other 1

https://github.com/OS4ED/openSIS-Classic

TI-2024-34282 SQL injection vulnerability exists in OS4ED openSIS-Classic Version 9.1, specifically in… CVSS 3.1CRITICAL 9.8
TI-2020-10493 openSIS through 7.4 allows SQL Injection. CVSS 3.1CRITICAL 9.8
TI-2025-16780 OS4ED openSIS v7.0 through v9.1 contains a SQL injection vulnerability via the stu_id… CVSS 3.1HIGH 8.8
TI-2025-16779 An issue in OS4ED openSIS v8.0 through v9.1 allows attackers to execute a directory… CVSS 3.1HIGH 8.8
TI-2024-31069 OS4ED openSIS-Classic v9.1 was discovered to contain a SQL injection vulnerability via a crafted payload. CVSS 3.1HIGH 8.8
TI-2024-23488 SQL injection vulnerabilities were discovered in Ajax.php, ForWindow.php, ForExport.php… CVSS 3.1HIGH 8.8

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Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences