Critical severity · published May 19, 2026
CVE-2026-8603
Improper neutralization of special elements used in an OS command ('OS command injection') in ScadaBR
9.8
CVSS
1.3%
EPSS
No
On KEV
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 vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.3% · higher than 71% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
SC
ScadaBR · ScadaBR
1.2.0 · source: vendor, NVD
In the news
VulnerabilityCritical
ScadaBR
View CSAF Summary Successful exploitation of these vulnerabilities could allow an attacker to perform unauthenticated remote code execution. The following versions of ScadaBR are affected: ScadaBR 1.2.0 (CVE-2026-8602, CVE-2026-8603, CVE-2026-8604, CVE-2026-8605) CVSS Vendor Equipment Vulnerabilities v3 9.1 ScadaBR ScadaBR Missing Authentication for Critical Function, Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection'), Cross-Site Request Forgery (CSRF), Use of Hard-coded Credentials Background Critical Infrastructure Sectors: Critical Manufacturing, Dams, Chemical, Energy, Water and Wastewater Countries/Areas Deployed: Worldwide Company Headquarters Location: Brazil Vulnerabilities Expand All + CVE-2026-8602 In ScadaBR version 1.2.0, a Missing Authentication for Critical Function vulnerability could allow an unauthenticated attacker to send a HTTP GET requests to the SCADA system and inject arbitrary sensor readings. View CVE Details Affected Products ScadaBR Vendor: ScadaBR Product Version: ScadaBR ScadaBR: 1.2.0 Product Status: known_affected Remediations Vendor fix ScadaBR has not responded to requests to work with CISA to mitigate this vulnerability. Users of affected versions of ScadaBR are invited to contact ScadaBR customer support for additional information https://github.com/ScadaBR. https://github.co...
May 19, 2026·CISA Advisories
Affected product
SC
ScadaBR
ScadaBR
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