CVE-2026-21657
Code Injection in Johnson Controls Frick Quantum HD Pre-Auth
Publication date: 2026-02-27
Last updated on: 2026-03-02
Assigner: Johnson Controls
Description
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| johnsoncontrols | frick_controls_quantum_hd_firmware | to 10.22 (inc) |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-94 | The product constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability is a Code Injection issue in Johnson Controls Frick Controls Quantum HD devices. It arises due to insufficient validation of input parameters, which may allow an attacker to inject and execute unexpected code on the device.
The vulnerability affects versions 10.22 and earlier of the Frick Controls Quantum HD and can be exploited before any authentication occurs.
How can this vulnerability impact me? :
This vulnerability can impact you by allowing an attacker to execute unauthorized code on the affected device without needing to authenticate first.
Such unauthorized actions could compromise the security and integrity of the device, potentially leading to further exploitation or disruption of its normal operations.
How does this vulnerability affect compliance with common standards and regulations (like GDPR, HIPAA)?:
I don't know
How can this vulnerability be detected on my network or system? Can you suggest some commands?
I don't know
What immediate steps should I take to mitigate this vulnerability?
I don't know