CVE-2026-22553CRITICAL 9.8EPSS p69.6%

CVE-2026-22553CVE-2026-22553

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.

Scoring

CVSS 3.19.8 (CRITICAL)
VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS1.43% probability of exploitation · percentile 69.6% · 2026-06-18T12:00:27Z
Published2026-02-24
Last modified2026-02-27

Underlying weaknesses· 1

CWE-78

References

  1. https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-055-01.json
  2. https://www.cisa.gov/news-events/ics-advisories/icsa-26-055-01

1

TypeTargetConfidenceTier
WeaknessImproper Neutralization of Special Elements used in an OS Command ('OS Command Injection')cwe-780%live

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Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.