CVE-2026-21657

CRITICAL SEVERITY

CVSS Score & Metrics

Base Score

9.8 / 10

Vector String

                                        CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H                                    

Vulnerability Description

Improper Control of Generation of Code ('Code Injection') vulnerability in Johnson Controls Frick Controls Quantum HD allows Code Injection. Insufficient validation of input in certain parameters may permit unexpected actions, which could impact the security of the device before authentication occurs.This issue affects Frick Controls Quantum HD version 10.22 and prior.

Vulnerability Details

Published Date

February 27, 2026

Last Modified

March 02, 2026

CWE ID

CWE-94

Source

NVD

Vendor

Johnson Controls

Product

Frick Controls Quantum HD

External References

https://www.cisa.gov/news-events/ics-advisories/icsa-26-057-01
https://www.johnsoncontrols.com/trust-center/cybersecurity/security-advisories

CVE-2026-21657

CVSS Score & Metrics

Vulnerability Description

Vulnerability Details

External References

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