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CVE-2026-8603

Scadabr command injection

9.8 CRITICALEPSS 2.05%
  1. Published19 May 2026

Description

In ScadaBR version 1.2.0, an OS Command Injection vulnerability could allow an attacker to execute commands as root on the SCADA system.

CVSS 3.1 breakdown

Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
ScopeUnchanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

Scadabr1.2

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-2026-8603 being actively exploited?

CVE-2026-8603 is not in the CISA KEV catalog. Its EPSS exploit probability is 2.05%.

How severe is CVE-2026-8603?

CVE-2026-8603 has a CVSS 3.1 base score of 9.8, rated critical. EPSS estimates a 2.05% probability of exploitation.

Which products are affected by CVE-2026-8603?

Affected products include Scadabr.

How do I fix CVE-2026-8603?

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-2026-8603 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.