Frick Controls Quantum Hd Firmware
CVE-2026-21660
CRITICAL
Severity by source
AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Lifecycle Timeline
2DescriptionCVE.org
Hardcoded Email Credentials Saved as Plaintext in Firmware (CWE-256: Plaintext Storage of a Password) vulnerability in Frick Controls Quantum HD version 10.22 and prior lead to unauthorized access, exposure of sensitive information, and potential misuse or system compromise This issue affects Frick Controls Quantum HD version 10.22 and prior.
AnalysisAI
Hardcoded email credentials stored as plaintext in Johnson Controls Frick Controls firmware. Sixth critical vulnerability — exposed credentials could enable account access and lateral movement.
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Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata
Vulnerability AssessmentAI
| Exploitation | Attacker must have access to firmware binary (via device physical extraction, firmware download, or network interception). … Additional conditions and limiting factors are described in the full assessment. |
| Risk Assessment | CVSS 9.8. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in. |
| Exploit Scenario | Attacker extracts firmware image, retrieves hardcoded email credentials, uses them to access the email service for phishing, data exfiltration, or as pivot for further attacks. |
| Remediation | Contact Johnson Controls for firmware update with credential management fix. … Detailed patch versions, workarounds, and compensating controls in full report. |
Recommended ActionAI
Within 24 hours: Identify all Frick Controls Quantum HD installations and document current firmware versions; restrict network access to affected systems to essential personnel only; begin credential rotation for all email accounts potentially affected. …
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Unauthenticated RCE and information disclosure via Local File Inclusion in Johnson Controls Frick Controls. Fifth critic
Unauthenticated remote code execution via code injection in Johnson Controls Frick Controls Quantum HD. Fourth critical
OS command injection in Johnson Controls Frick Controls Quantum HD allows unauthenticated remote attackers to execute ar
Second code injection vulnerability in Johnson Controls Frick Controls Quantum HD. Separate attack vector from CVE-2026-
Code injection in Johnson Controls Frick Controls Quantum HD allows unauthenticated remote code execution on industrial
Same weakness CWE-256 – Plaintext Storage of a Password
View allSame technique Authentication Bypass
View allShare
External POC / Exploit Code
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