Johnson Controls Frick Controls Quantum HD up to 10.22 code injection

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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8.4$0-$5k0.00

Summaryinfo

A vulnerability categorized as critical has been discovered in Johnson Controls Frick Controls Quantum HD up to 10.22. Affected is an unknown function. Executing a manipulation can lead to code injection. This vulnerability is registered as CVE-2026-21656. It is possible to launch the attack remotely. No exploit is available.

Detailsinfo

A vulnerability has been found in Johnson Controls Frick Controls Quantum HD up to 10.22 and classified as critical. This vulnerability affects an unknown functionality. The manipulation with an unknown input leads to a code injection vulnerability. The CWE definition for the vulnerability is CWE-94. The product constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

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.

The weakness was published with Claroty Team 82 as icsa-26-057-01. The advisory is shared for download at cisa.gov. This vulnerability was named CVE-2026-21656 since 01/02/2026. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 03/03/2026). The MITRE ATT&CK project declares the attack technique as T1059.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 8.5
VulDB Meta Temp Score: 8.4

VulDB Base Score: 7.3
VulDB Temp Score: 7.1
VulDB Vector: 🔒
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔒

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Code injection
CWE: CWE-94 / CWE-74 / CWE-707
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

01/02/2026 CVE reserved
02/27/2026 +56 days Advisory disclosed
02/27/2026 +0 days VulDB entry created
03/03/2026 +4 days VulDB entry last update

Sourcesinfo

Advisory: icsa-26-057-01
Organization: Claroty Team 82
Status: Not defined

CVE: CVE-2026-21656 (🔒)
GCVE (CVE): GCVE-0-2026-21656
GCVE (VulDB): GCVE-100-348160

Entryinfo

Created: 02/27/2026 10:26
Updated: 03/03/2026 14:10
Changes: 02/27/2026 10:26 (66), 03/03/2026 14:10 (11)
Complete: 🔍
Cache ID: 216::103

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