Vulnerability Details 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 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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.002
EPSS Ranking 42.8%
CVSS Severity
CVSS v3 Score 9.8
References
Products affected by CVE-2026-21658
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cpe:2.3:h:johnsoncontrols:frick_controls_quantum_hd:-
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cpe:2.3:o:johnsoncontrols:frick_controls_quantum_hd_firmware:*