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CVE-2026-3261

Itsourcecode School Management System SQL injection

7.3 HIGHPublic exploitEPSS 0.59%
  1. Published26 Feb 2026

Description

A flaw has been found in itsourcecode School Management System 1.0. This impacts an unknown function of the file /settings/index.php of the component Setting Handler. This manipulation of the argument ID causes sql injection. The attack may be initiated remotely. The exploit has been published and may be used.

CVSS 3.1 breakdown

Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
ScopeUnchanged
ConfidentialityLow
IntegrityLow
AvailabilityLow
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

Affected products

Itsourcecode School Management System1.0

Remediation

No fixed version is recorded in the NVD data. Check the vendor advisory for the latest guidance.

References

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Frequently asked

Is CVE-2026-3261 being actively exploited?

CVE-2026-3261 is not in the CISA KEV catalog. A public exploit reference exists, so treat it as exploitable. Its EPSS exploit probability is 0.59%.

How severe is CVE-2026-3261?

CVE-2026-3261 has a CVSS 3.1 base score of 7.3, rated high. EPSS estimates a 0.59% probability of exploitation.

Which products are affected by CVE-2026-3261?

Affected products include Itsourcecode School Management System.

How do I fix CVE-2026-3261?

Apply the vendor's patch or advisory guidance, then verify no affected versions remain across your devices.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2026-3261 against the real software inventory on every managed device, every day. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

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Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.