Vulnerability Description
Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') vulnerability in Johnson Controls Frick Controls Quantum HD allows OS Command 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.
CVSS Score
CRITICAL
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Johnsoncontrols | Frick Controls Quantum Hd Firmware | <= 10.22 |
| Johnsoncontrols | Frick Controls Quantum Hd | - |
Related Weaknesses (CWE)
References
- https://www.cisa.gov/news-events/ics-advisories/icsa-26-057-01Third Party AdvisoryUS Government Resource
- https://www.johnsoncontrols.com/trust-center/cybersecurity/security-advisoriesVendor Advisory
FAQ
What is CVE-2026-21654?
CVE-2026-21654 is a vulnerability with a CVSS score of 9.8 (CRITICAL). Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') vulnerability in Johnson Controls Frick Controls Quantum HD allows OS Command Injection. Insufficient validat...
How severe is CVE-2026-21654?
CVE-2026-21654 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.
Is there a patch for CVE-2026-21654?
Check the references section above for vendor advisories and patch information. Affected products include: Johnsoncontrols Frick Controls Quantum Hd Firmware, Johnsoncontrols Frick Controls Quantum Hd.