by Kastro
Paper/Archive/CVE-2026-22553

CVE-2026-22553

InSAT MasterSCADA BUK-TS — InSAT MasterSCADA BUK-TS OS Command Injection

EPSS 2%CVSS 9.8
critical.is priorityof 100
45
CVSS 9.8 (CNA)9.8 / 10 × 3029.4Not in CISA KEV+300.0EPSS percentile 76.2.762 × 2015.2No public exploit+100.0SSVC exploitation: none+100.0
Description · from the CVE record

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.

Affected

ProductAffectedFixed inSource
MasterSCADA BUK-TSAll versions–CNA

Scores by source

icscert (CNA)9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
icscert (CNA)9.3CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
CISA ADPSSVCExploitation: none · Automatable: yes · Technical impact: total

References

refcisa.gov/news-events/ics-advisories/icsa-26-055-01refgithub.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-055-01.json