CVE-2026-21410

CRITICAL
2026-02-24 [email protected]
9.8
CVSS 3.1
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CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

2
Analysis Generated
Mar 12, 2026 - 21:55 vuln.today
CVE Published
Feb 24, 2026 - 21:16 nvd
CRITICAL 9.8

Tags

Scada RCE SQLi Masterscada

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.

Analysis

SQL injection in InSAT MasterSCADA BUK-TS through the main web interface. ICS/SCADA system with unauthenticated SQL injection enabling full database compromise.

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Remediation

Within 24 hours: Identify all InSAT MasterSCADA BUK-TS instances in your environment and isolate affected systems from untrusted network access; restrict web interface access to authorized users only via network controls. Within 7 days: Deploy Web Application Firewall (WAF) rules to block SQL injection patterns targeting the vulnerable endpoint; implement input validation and output encoding at the application layer if possible; establish continuous monitoring for exploitation attempts. …

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Priority Score

50
Low Medium High Critical
KEV: 0
EPSS: +0.5
CVSS: +49
POC: 0

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CVE-2026-21410 vulnerability details – vuln.today
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