CVE-2026-21654Disclosure(johnsoncontrols / frick_controls_quantum_hd)

LOWCVSS 9.8 · CRITICAL

Signal is active with 1 mentions in latest observed window

Immediate actions

Track advisory updates for patch or workaround availability

Recommended action window: Monitor and triage in normal cycle

NVD 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.

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0.0/ 10 priority

Sources & remediation

Vendor / third-party advisories

Weakness type (CWE)

CWE-78

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

NONE

Momentum

STABLE

Are you affected?

If you run products in this scope, you should treat this CVE as relevant to your environment.

frick_controls_quantum_hd
frick_controls_quantum_hd_firmware

Threat summary

3 mentions across 3 observed days
Momentum state: stable

What's happening

Technical details provided in 3 signals
Disclosure: 3 classified signals
Peaked 2d ago at 1 mentions (2026-02-27); latest day: 1
3 total mentions across 3 days

Affected systems

Vendors

johnsoncontrols

Products

frick_controls_quantum_hdfrick_controls_quantum_hd_firmware

1 version affected across 2 products

Deep dive

Activity timeline3 mentions / 3d

Signal classification1 categories

Disclosure

3100.0%

Referenced assets3 URLs

By indicator

Full discourse3 posts

CRAC Learning - Tech@cracbot220d
Disclosure
CVE-2026-21654 (CVSS:8.8, CRITICAL) is Analyzed. Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') vulnerability in Johnson Cont..https://nvd.nist.gov/vuln/detail/CVE-2026-21654 #cybersecurityawareness #cybersecurity #CVE #infosec #hacker #nvd #mitre
Post summary
The post references CVE-2026-21654, noting its CVSS score and describing it as an OS command injection vulnerability, but does not mention PoC, exploit, patch, or active exploitation.
0000029
173 followersView on X
The Hacker Wire@TheHackerWire221d
Disclosure
🔴 CVE-2026-21654 - 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. Insuff... https://www.thehackerwire.com/vulnerability/CVE-2026-21654/ https://t.co/8EZJUkuxMr
Post summary
A critical OS Command Injection vulnerability (CVE-2026-21654) in Johnson Controls Frick Controls Quantum HD is disclosed with technical details, but no PoC, exploit, or patch information is provided.
0000040
122 followersView on X
CVE@CVEnew224d
Disclosure
CVE-2026-21654 Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') vulnerability in Johnson Controls Frick Controls Quantum HD allows OS Comma… https://www.cve.org/CVERecord?id=CVE-2026-21654
Post summary
The text provides a brief disclosure of CVE-2026-21654, describing it as an OS Command Injection vulnerability in Johnson Controls Frick Controls Quantum HD, without any mention of PoC, exploit, or patch details.
00000102
56.6K followersView on X

CPE platform detail2 entries

Part:

Vendor:

Product:

Version:

Target SW:

Target HW:

2 of 2 entries

Part	Vendor	Product	Version	Target SW	Target HW
HW	johnsoncontrols	frick_controls_quantum_hd	-	-	-
OS	johnsoncontrols	frick_controls_quantum_hd_firmware	-	-	-

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