CVE-2026-21410
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SQL Injection in InSAT MasterSCADA BUK-TS Enables Remote Code Execution

Publication date: 2026-02-24

Last updated on: 2026-02-27

Assigner: ICS-CERT

Description
InSAT MasterSCADA BUK-TS is susceptible to SQL Injection through its main web interface. Malicious users that use the vulnerable endpoint are potentially able to cause remote code execution.

CVSS Scores

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Meta Information

Published
2026-02-24
Last Modified
2026-02-27
Generated
2026-07-06
AI Q&A
2026-02-24
EPSS Evaluated
2026-07-05
NVD
CVE-2026-21410
EUVD
EUVD-2026-8562

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
insat masterscada *

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-89 The product constructs all or part of an SQL command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended SQL command when it is sent to a downstream component. Without sufficient removal or quoting of SQL syntax in user-controllable inputs, the generated SQL query can cause those inputs to be interpreted as SQL instead of ordinary user data.

Attack-Flow Graph

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Executive Summary

The vulnerability in question affects InSAT MasterSCADA BUK-TS and is a SQL Injection flaw present in its main web interface.

This means that malicious users can exploit the vulnerable endpoint by injecting malicious SQL code, which can manipulate the backend database.

Such exploitation potentially allows attackers to execute arbitrary code remotely on the affected system.

Impact Analysis

This vulnerability can have severe impacts including unauthorized remote code execution on the affected system.

An attacker exploiting this flaw could gain control over the system, potentially leading to data breaches, system manipulation, or disruption of services.

Given the high CVSS scores (9.3 in v4.0 and 9.8 in v3.1), the vulnerability is considered critical and poses a significant security risk.

Compliance Impact

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Detection Guidance

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Mitigation Strategies

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