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2.0

openSIS-Classic remote data manipulation through crafted input

CVE-2026-103117 · published 19 days ago
Summary

The openSIS-Classic version up to 9.3 lets an attacker send specially crafted data to the Save Data Handler, causing the underlying database to run unintended commands. This can be done over the network and could let a malicious user view, change, or delete school data. Apply the latest security update or patch the affected file to block the unsafe input.

What to do

The CVE record does not list a fixed version. Check the vendor's site or the advisory links below - a fix may already be released.

Affected software
VendorProductAffected versions
os4ed opensis-classic 9.0
Original advisory text
OS4ED openSIS-Classic Save Data DatabaseInc.php db_properties sql injection
A security vulnerability has been detected in OS4ED openSIS-Classic up to 9.3. Affected is the function db_properties of the file functions/DatabaseInc.php of the component Save Data Handler. Such manipulation of the argument values leads to sql injection. The attack can be launched remotely. The exploit has been disclosed publicly and may be used. The project was informed of the problem early through an issue report but has not responded yet.
References
Fix within
Internet-facing 60 days
Internal At next upgrade
  • Not known to be exploited
  • Needs hands-on effort to exploit
  • Gives an attacker partial control
Severity
2.0 Low
Exploitation
<1% chance of attack within 30 days
Type
CWE-89SQL Injection
CWE-74Injection
Timeline
Published30 Sep 2026
Updated19 Oct 2026
First seen30 Sep 2026
Sources
CVE-2026-103117 · NVD
CVE-2026-103117 · MITRE
CVE-2026-103117 · OSV
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