What is CVE-2026-103116?

CVE-2026-103116 is a medium-severity vulnerability in Os4ed Opensis-Classic, classified under Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection). CVSS score: 6.3/10. Published 2026-09-30.

How severe is CVE-2026-103116?

Medium severity. CVSS v3 base score is 6.3 out of 10.

SQL Injection in Os4ed Opensis-Classic

CVE-2026-103116

A weakness has been identified in OS4ED openSIS-Classic up to 9.3. This impacts the function DBQuery of the file functions/GetStuListFnc.php of the component Student List Search Endpoint. This manipulation of the argument LO_sort causes sql injection. The attack can be initiated remotely. The exploit has been made available to the public and could be used for attacks. The project was informed of the problem early through an issue report but has not responded yet.

Published 2026-09-30 · last modified 2026-09-30.

CVSS v3 metric

CVSS v3 base score 6.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L.

EPSS exploit prediction

No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.

Affected products

Os4ed Opensis-Classic — versions 9.0, 9.1, 9.2

Weakness classification (CWE)

References

vuldb.com/vuln/411872 (technical-description, vdb-entry)
vuldb.com/vuln/411872/cti (signature, permissions-required)
vuldb.com/cve/CVE-2026-103116 (third-party-advisory)
vuldb.com/submit/954962 (third-party-advisory)
github.com/OS4ED/openSIS-Classic/issues/476 (issue-tracking, exploit)
github.com/OS4ED/openSIS-Classic/ (product)

Frequently asked questions

What is CVE-2026-103116?: CVE-2026-103116 is a medium-severity vulnerability in Os4ed Opensis-Classic, classified under Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection). CVSS score: 6.3/10. Published 2026-09-30.
How severe is CVE-2026-103116?: Medium severity. CVSS v3 base score is 6.3 out of 10.