CVE-2026-21660
A 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.
Published:Feb 27, 2026
Last Modified:Aug 24, 2026
EPS:Feb 27, 2026
EPSS Score:0.0023
CVSS Score:9.8
Affected Products
Vendor
Product
Action
Vendor
Johnsoncontrols
Product
Frick Controls Quantum Hd
Johnsoncontrols
Frick Controls Quantum Hd
Vendor
Johnsoncontrols
Product
Frick Controls Quantum Hd Firmware
Johnsoncontrols
Frick Controls Quantum Hd Firmware
Exploits
No exploit reference
Common Weakness Enumeration
Common Attack Pattern Enumeration and Classification (CAPEC)
Related CVEs
Common Vulnerability Scoring System
Attack Vector
Network
Adjacent
Local
Physical
Privileges Required
None
Low
High
User Interaction
None
Required
Scope
Unchanged
Changed
Confidentiality
None
Low
High
Integrity
None
Low
High
Availability
None
Low
High
