CVE-2026-21410

critical · 9.3

InSAT MasterSCADA BUK-TS is susceptible to SQL Injection through its main web interface. Malicious users that use the vulnerable endpoint are potentially able to cause remote code execution.

9.3

CVSS

0.5%

EPSS (exploit prob.)

44th

EPSS percentile

2026-02-24

Published

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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Weaknesses

CWE-89

Affected products

Vendor	Product	Affected versions
insat	masterscada	all versions

Check a specific version with /api/v1/cve/match.

References

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

Query this programmatically:

curl https://evil-db.io/api/v1/cve/CVE-2026-21410