CVE-2026-21658Disclosure(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

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.

johnsoncontrols CVEs Back to dashboard

0.0/ 10 priority

Sources & remediation

Vendor / third-party advisories

Weakness type (CWE)

CWE-94

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@cracbot219d
Disclosure
CVE-2026-21658 (CVSS:8.8, CRITICAL) is Analyzed. Unauthenticated Remote Code Execution i.e Improper Control of Generation of Code ('Code Injection') vulnerability in Joh..https://nvd.nist.gov/vuln/detail/CVE-2026-21658 #cybersecurityawareness #cybersecurity #CVE #infosec #hacker #nvd #mitre
Post summary
The post references CVE-2026-21658, noting its critical CVSS score and describing it as an unauthenticated remote code execution vulnerability due to improper code generation control, but provides no PoC, exploit, patch, or active exploitation details.
0000034
173 followersView on X
The Hacker Wire@TheHackerWire220d
Disclosure
🔴 CVE-2026-21658 - Critical 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. Insu... https://www.thehackerwire.com/vulnerability/CVE-2026-21658/ https://t.co/Gy1c2UFd5W
Post summary
The post announces CVE-2026-21658, a critical unauthenticated remote code execution vulnerability in Johnson Controls Frick Controls Quantum HD, describing it as a code injection flaw.
0000053
121 followersView on X
CVE@CVEnew224d
Disclosure
CVE-2026-21658 Unauthenticated Remote Code Execution i.e Improper Control of Generation of Code ('Code Injection') vulnerability in Johnson Controls Frick Controls Quantum HD allows… https://www.cve.org/CVERecord?id=CVE-2026-21658
Post summary
The passage announces an unauthenticated remote code execution (code injection) vulnerability in Johnson Controls Frick Controls Quantum HD, providing basic technical details but no PoC, exploit, patch, or active exploitation information.
0000084
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	-	-	-

Explore more

Back to dashboard johnsoncontrols CVEs frick_controls_quantum_hd vulnerabilities

What researchers are saying

CVE-2026-21658

CRAC Learning - Tech@cracbotDisclosure

The post references CVE-2026-21658, noting its critical CVSS score and describing it as an unauthenticated remote code execution vulnerability due to improper code generation control, but provides no PoC, exploit, patch, or active exploitation details.

The Hacker Wire@TheHackerWireDisclosure

The post announces CVE-2026-21658, a critical unauthenticated remote code execution vulnerability in Johnson Controls Frick Controls Quantum HD, describing it as a code injection flaw.

CVE@CVEnewDisclosure

The passage announces an unauthenticated remote code execution (code injection) vulnerability in Johnson Controls Frick Controls Quantum HD, providing basic technical details but no PoC, exploit, patch, or active exploitation information.