Skip to main content
CRITICAL

CVE-2026-22553

CVSS v3

9.8

CRITICAL

EPSS Score

1.3 %

exploit probability

CISA KEV

No

known exploited

Exploitation

—

SSVC status

Description

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.

Technical details

CVSS v3 Vector
3.1
Published
2026-02-24
Last Modified
2026-02-27

Frequently asked questions

What is CVE-2026-22553?

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.

Is CVE-2026-22553 actively exploited?

Active exploitation of CVE-2026-22553 has not been confirmed. The EPSS score is 1.3%, indicating the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2026-22553?

CVE-2026-22553 has a CVSS v3 base score of 9.8 (CRITICAL severity), with vector string 3.1.

Is CVE-2026-22553 affecting your environment?

Use isMalicious to check if any of your IPs or domains are associated with this vulnerability's IOCs.

Check an IPSearch CVEsSIEM & TIP integrations

No credit card required · 500 free checks/month · Free API key

Other 2026 vulnerabilities worth triaging

Ranked by exploit probability (EPSS).

Back to CVE Database