Plaintext Password Vulnerability in Frick Controls Quantum HD
CVE-2026-21660

6.9MEDIUM

Key Information:

Vendor

Johnson Controls

Status
Frick Controls Quantum Hd
Vendor
CVE Published:
27 February 2026

What is CVE-2026-21660?

A vulnerability in Frick Controls Quantum HD versions 10.22 and prior allows for hardcoded email credentials to be stored as plaintext. This issue can lead to unauthorized access and the exposure of sensitive information, increasing the risk of misuse or complete system compromise. Organizations should take immediate action to mitigate risks associated with this vulnerability.

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Affected Version(s)

Frick Controls Quantum HD Frick Controls Quantum HD version 10.22 and prior

References

https://www.cisa.gov/news-events/ics-advisories/icsa-26-0...
https://www.johnsoncontrols.com/trust-center/cybersecurit...

CVSS V4

Score:
6.9
Severity:
MEDIUM
Confidentiality:
High
Integrity:
None
Availability:
None
Attack Vector:
Local
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Noam Moshe of Claroty Team 82 Research group
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