CVE-2026-21659
Received
Received - Intake
Unauthenticated RCE via LFI in Frick Controls Quantum HD
Vulnerability report for CVE-2026-21659, including description, CVSS score, EPSS score, affected products, exploitability, helpful resources, and attack-flow context.
Publication date: 2026-02-27
Last updated on: 2026-03-02
Assigner: Johnson Controls
Description
Description
Unauthenticated Remote Code Execution and Information Disclosure due to Local File Inclusion (LFI) vulnerability in Johnson Controls Frick Controls Quantum HD allow an unauthenticated attacker to
execute arbitrary code on the affected device, leading to full system compromise.
This issue affects Frick Controls Quantum HD: Frick Controls Quantum HD version 10.22 and prior.
CVSS Scores
EPSS Scores
| Probability: | |
| Percentile: |
Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| johnsoncontrols | frick_controls_quantum_hd_firmware | to 10.22 (inc) |
Helpful Resources
Exploitability
CWE
KEV
| CWE ID | Description |
|---|---|
| CWE-23 | The product uses external input to construct a pathname that should be within a restricted directory, but it does not properly neutralize sequences such as ".." that can resolve to a location that is outside of that directory. |
| CWE-22 | The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory. |
