What’s Vulnerable › Vulnerabilities

CVE-2025-22926

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.9% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-04-03 · updated 2026-06-17
• Weakness: CWE-22

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 products

• OS4ED openSIS-Classic: from 8.0 through 9.1

References

• https://github.com/OS4ED/openSIS-Classic
• https://github.com/esusalla/vulnerability-research/tree/main/CVE-2025-22926

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