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CVE-2026-21658 Detail

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.


Metrics

NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.
CVSS 4.0 Severity and Vector Strings:

NIST CVSS score
NIST: NVD
N/A
NVD assessment not yet provided.

Nist CVSS score does not match with CNA score
CNA:  Johnson Controls
CVSS-B 8.8 HIGH
Vector:  CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N

References to Advisories, Solutions, and Tools

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URL Source(s) Tag(s)
https://www.cisa.gov/news-events/ics-advisories/icsa-26-057-01 Johnson Controls
https://www.johnsoncontrols.com/trust-center/cybersecurity/security-advisories Johnson Controls

Weakness Enumeration

CWE-ID CWE Name Source
CWE-94 Improper Control of Generation of Code ('Code Injection') Johnson Controls  

Change History

2 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2026-21658
NVD Published Date:
02/27/2026
NVD Last Modified:
02/27/2026
Source:
Johnson Controls