CVE-2026-21658

CRITICAL

9.8

Description

Unauthenticated Remote Code Execution i.e 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.

CVE Details

CVSS v3.1 Score9.8

SeverityCRITICAL

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

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionNONE

Published2/27/2026

Last Modified3/2/2026

Sourcenvd

Honeypot Sightings0

Affected Products

johnsoncontrols:frick_controls_quantum_hdjohnsoncontrols:frick_controls_quantum_hd_firmware

Weaknesses (CWE)

CWE-94

References

https://www.cisa.gov/news-events/ics-advisories/icsa-26-057-01(productsecurity@jci.com)

https://www.johnsoncontrols.com/trust-center/cybersecurity/security-advisories(productsecurity@jci.com)

IOC Correlations

No correlations recorded

This product uses data from the NVD API but is not endorsed or certified by the NVD.