CVE-2026-22553CWE-78

InSAT MasterSCADA BUK-TS OS Command Injection

Critical · published February 24, 2026

CVSS v4.0
9.3
EPSS
2%
Percentile
76.0
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v4.0
9.3 · CRITICAL
Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
EPSS
0.01630 · 76.0th percentile
Weakness
CWE-78 · Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')
Published
2026-02-24T20:56Z
EPSS history
Timeline
  • 24 FEB 20:56Z
    InSAT MasterSCADA BUK-TS OS Command Injection
    cvelistv5