CVE-2025-22926

CRITICALNVD 9.89.8—

9.8

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.

CVSS v3: 9.8
EG Score: 9.8(medium)
EPSS: 54.4%
KEV: Not listed

Published

April 3, 2025

Last Modified

April 30, 2025

Advisory Details (2)

Auto-updated May 30, 2026

No patch confirmed yet.

generic

vulnerability-research/CVE-2025-22926 at main · esusalla/vulnerability-research · GitHub

https://github.com/esusalla/vulnerability-research/tree/main/CVE-2025-22926

generic

GitHub - OS4ED/openSIS-Classic: openSIS is a commercial grade, secure, scalable & intuitive Student Information System, School Management Software from OS4ED. Has all functionalities to run single or multiple institutions in one installation. Web based, php code, MySQL database. · GitHub

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

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-22Path Traversal

Data Freshness Timeline

(refreshed 14× in last 7d / 45× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

2026-06-22 14:25 UTCEPSS rescore
2026-06-22 14:25 UTCEPSS rescore
2026-06-21 14:56 UTCEPSS rescore
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2026-06-21 01:59 UTCEPSS rescore
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2026-06-19 19:25 UTCEPSS rescore
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2026-06-18 17:52 UTCEPSS rescore
2026-06-18 17:52 UTCEPSS rescore
2026-06-18 16:43 UTCOSV refresh
2026-06-17 17:52 UTCEPSS rescore
2026-06-16 17:52 UTCEPSS rescore
2026-06-16 17:52 UTCEPSS rescore
2026-06-15 17:48 UTCEPSS rescore
2026-06-14 23:17 UTCEPSS rescore
2026-06-13 22:59 UTCEPSS rescore
2026-06-12 23:11 UTCEPSS rescore
2026-06-11 13:59 UTCEPSS rescore
2026-06-10 22:18 UTCEPSS rescore
2026-06-10 13:22 UTCEPSS rescore
2026-06-08 14:16 UTCEPSS rescore
2026-06-08 14:16 UTCEPSS rescore
2026-06-07 15:24 UTCEPSS rescore
2026-06-07 15:24 UTCEPSS rescore

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2026-06-06 13:47 UTCEPSS rescore
2026-06-06 13:47 UTCEPSS rescore
2026-06-05 22:46 UTCEPSS rescore
2026-06-05 22:46 UTCEPSS rescore
2026-06-05 06:10 UTCEPSS rescore
2026-06-05 06:10 UTCEPSS rescore
2026-06-04 13:11 UTCEPSS rescore
2026-06-04 13:11 UTCEPSS rescore
2026-06-02 20:12 UTCEPSS rescore
2026-06-02 20:12 UTCEPSS rescore
2026-06-01 13:51 UTCEPSS rescore
2026-06-01 13:51 UTCEPSS rescore
2026-05-31 22:30 UTCEPSS rescore
2026-05-31 22:30 UTCEPSS rescore
2026-05-31 00:16 UTCEPSS rescore
2026-05-31 00:16 UTCEPSS rescore
2026-05-30 08:15 UTCEG score recompute
2026-05-30 08:15 UTCGHSA enrichment
2026-05-30 01:35 UTCOSV refresh
2026-05-29 13:44 UTCEPSS rescore

Frequently asked(5)

What is CVE-2025-22926?

CVE-2025-22926 is a critical vulnerability published on April 3, 2025. 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.

When was CVE-2025-22926 disclosed?

CVE-2025-22926 was first published in the National Vulnerability Database on April 3, 2025, with the most recent update on April 30, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2025-22926 actively exploited?

CVE-2025-22926 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 54.4% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2025-22926?

CVE-2025-22926 has a CVSS v3 base score of 9.8 (NVD).

How do I remediate CVE-2025-22926?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2025-22926, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

Explore the affected products and dependency analysis for CVE-2025-22926

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CVE-2025-22926

📅 Published

🔄 Last Modified

📋 Advisory Details (2)