CVE-2026-21656: Johnson Controls -Frick Quantum HD- Unauthenticated Remote Code Execution
Johnson Controls · Frick Controls Quantum HD
Vendor fix available · Affected: Johnson Controls Frick Controls Quantum HD · Exploitation: unlikely (under 1%)
Not in CyberSIXT coverage yet: no article names this CVE. This page shows the public record.
Higher than 39% of scored CVEs
DescriptionCVE.org
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.
Affected products1
From the CVE record. A product or version that is not listed is unknown, not unaffected.
- Johnson Controls · Frick Controls Quantum HDFrick Controls Quantum HD version 10.22 and prior
On the Atlas
Every published CVE is on the CyberSIXT Atlas, grouped by weakness, vendor and month.
- Exploitation
- Unlikely (under 1%). EPSS under 1%, or no score yet.
- CISA KEV
- Not listed
- Public check
- No public nuclei template
- Vendor
- Johnson Controls
- Published
- February 2026
CoverageNo articles yet
No CyberSIXT article names CVE-2026-21656 yet, so there is no coverage timeline, action brief or change log for it. Everything on this page comes from the public CVE record, CISA KEV, EPSS and the nuclei template index. Search the archive or see the CVEs in the news.