SCADA
CVE-2026-22553
CRITICAL
Severity by source
AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
Lifecycle Timeline
2DescriptionCVE.org
All versions of InSAT MasterSCADA BUK-TS are susceptible to OS command injection through a field in its MMadmServ web interface. Malicious users that use the vulnerable endpoint are potentially able to cause remote code execution.
AnalysisAI
OS command injection in InSAT MasterSCADA BUK-TS through MMadmServ web interface. Unauthenticated RCE on SCADA management server. EPSS 1.26%.
Technical ContextAI
CWE-78 in MMadmServ web interface. Combined with SQLi (CVE-2026-21410), provides multiple attack vectors against the SCADA system.
RemediationAI
Apply vendor patch. Never expose SCADA management to untrusted networks.
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Same weakness CWE-78 – OS Command Injection
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External POC / Exploit Code
Leaving vuln.today