Vulnerability · Published Sep 30, 2026 · Assigned by VulDB
CVE-2026-103114OS4ED openSIS-Classic Assignment Management Endpoint Assignments.php DBQuery_assignment sql injection
Medium 6.3
In plain English
A medium-severity SQL injection in openSIS-Classic from OS4ED. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 10% of all known vulnerabilities).
Official description
A vulnerability was identified in OS4ED openSIS-Classic up to 9.3. The impacted element is the function DBQuery_assignment of the file modules/grades/Assignments.php of the component Assignment Management Endpoint. The manipulation of the argument Tables leads to sql injection. It is possible to initiate the attack remotely. The exploit is publicly available and might be used. The project was informed of the problem early through an issue report but has not responded yet.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| OS4ED | openSIS-Classic | 9.09.19.29.3 |
Weakness: CWE-89, CWE-74 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:C
References
- VDB-411870 | OS4ED openSIS-Classic Assignment Management Endpoint Assignments.php DBQuery_assignment sql injection vdb-entry, technical-description
- VDB-411870 | CTI Indicators (IOB, IOC, TTP, IOA) signature, permissions-required
- CVE-2026-103114 | CVE Analysis and Report third-party-advisory
- Submit #954960 | os4ed openSIS Classic (Community Edition) 9.3 SQL Injection third-party-advisory
- https://github.com/OS4ED/openSIS-Classic/issues/474 exploit, issue-tracking
- https://github.com/OS4ED/openSIS-Classic/ product