CRITICAL · 9.8

CVE-2026-21660

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, ex...

Vulnerability Description

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.

CVSS Score

9.8

CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
JohnsoncontrolsFrick Controls Quantum Hd Firmware<= 10.22
JohnsoncontrolsFrick Controls Quantum Hd-

Related Weaknesses (CWE)

References

FAQ

What is CVE-2026-21660?

CVE-2026-21660 is a vulnerability with a CVSS score of 9.8 (CRITICAL). 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, ex...

How severe is CVE-2026-21660?

CVE-2026-21660 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2026-21660?

Check the references section above for vendor advisories and patch information. Affected products include: Johnsoncontrols Frick Controls Quantum Hd Firmware, Johnsoncontrols Frick Controls Quantum Hd.