A reflected cross-site scripting (XSS) vulnerability in the Community Edition version 9.0 of OS4ED's openSIS Classic allows remote attackers to execute arbitrary JavaScript in the web browser of a user, by including a malicious payload into the 'include' parameter in 'ForExport.php'
Conclusion & alert: CVE-2023-38882 is rated Low Risk (38.7/100): CVSS Medium severity, with low exploitation likelihood (EPSS 0.20%). Mandatory action: Monitor for updates and reassess as exploit intelligence or EPSS changes.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2025-03-17 | 0.05% | 0.20% | +0.15% |
| 2 | 2023-11-21 | — | 0.05% | — |
Full EPSS history (2 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 6.1 | 3.1 | MEDIUM |
|
2.8 | 2.7 | [email protected] |
| URL | Tags |
|---|---|
| https://github.com/OS4ED/openSIS-Classic | Release Notes |
| https://github.com/dub-flow/vulnerability-research/tree/main/CVE-2023-38882 | Vendor Advisory |
| https://www.os4ed.com/ | Product |