CVE-2026-21656

Johnson Controls -Frick Quantum HD- Unauthenticated Remote Code Execution

State
Published
Severity
8.8 High
Published
Feb 27, 2026
Updated
Mar 6, 2026
Reserved
Jan 2, 2026

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Description

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.

Scores

CVSSScoreVectorSource
4.08.8 HighCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:Njci

Weaknesses

  • CWE-94 Improper Control of Generation of Code ('Code Injection')

Affected Products

ProductVersions
Frick Controls Quantum HDJohnson Controls
  • Frick Controls Quantum HD version 10.22 and priorAffected

References

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