CVE-2026-21410 InSAT MasterSCADA BUK-TS SQL Injection

Critical 9.3 Published 24 Feb 2026 Updated 26 Feb 2026

Attackers can exploit SQL injection in the MasterSCADA BUK-TS web interface to achieve remote code execution.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2026-21410?

CVE-2026-21410 is a critical SQL injection vulnerability in InSAT MasterSCADA BUK-TS, published on 24 Feb 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

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.

Weakness: CWE-89

Which versions are affected by CVE-2026-21410?

It affects 1 product.

Products include Insat Masterscada.

How do I fix CVE-2026-21410?

No fix has been published for CVE-2026-21410 yet. Limit exposure of the affected software until one is available.

Use parameterised queries everywhere and never build SQL by joining strings. Upgrade affected software first; a web application firewall only buys time. More about SQL injection.

Is CVE-2026-21410 being exploited?

There is no known exploitation of CVE-2026-21410 in the wild and no public exploit code.

CVE-2026-22553 InSAT MasterSCADA BUK-TS OS Command Injection Critical 9.3

Sources

Also known as GHSA-wh6f-f7pf-3hqg.