{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-21654", "assignerOrgId": "7281d04a-a537-43df-bfb4-fa4110af9d01", "state": "PUBLISHED", "assignerShortName": "jci", "dateReserved": "2026-01-02T13:23:28.169Z", "datePublished": "2026-02-27T08:38:42.472Z", "dateUpdated": "2026-02-27T09:24:44.300Z"}, "containers": {"cna": {"affected": [{"defaultStatus": "unaffected", "product": "Frick Controls Quantum HD", "vendor": "Johnson Controls", "versions": [{"status": "affected", "version": "Frick Controls Quantum HD version 10.22 and prior"}]}], "credits": [{"lang": "en", "type": "finder", "value": "Noam Moshe of Claroty Team 82 Research group"}], "datePublic": "2026-02-26T08:26:00.000Z", "descriptions": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') vulnerability in Johnson Controls Frick Controls Quantum HD allows OS Command Injection.&nbsp;Insufficient validation of input in certain parameters may permit unexpected actions, which could impact the security of the device before authentication occurs.<p>This issue affects Frick Controls Quantum HD version 10.22 and prior.</p>"}], "value": "Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') vulnerability in Johnson Controls Frick Controls Quantum HD allows OS Command Injection.\u00a0Insufficient 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."}], "impacts": [{"capecId": "CAPEC-88", "descriptions": [{"lang": "en", "value": "CAPEC-88 OS Command Injection"}]}], "metrics": [{"cvssV4_0": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "NONE", "attackVector": "NETWORK", "baseScore": 8.8, "baseSeverity": "HIGH", "exploitMaturity": "NOT_DEFINED", "privilegesRequired": "NONE", "providerUrgency": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "userInteraction": "NONE", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N", "version": "4.0", "vulnAvailabilityImpact": "HIGH", "vulnConfidentialityImpact": "NONE", "vulnIntegrityImpact": "HIGH", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "problemTypes": [{"descriptions": [{"cweId": "CWE-78", "description": "CWE-78 Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"orgId": "7281d04a-a537-43df-bfb4-fa4110af9d01", "shortName": "jci", "dateUpdated": "2026-02-27T09:24:44.300Z"}, "references": [{"url": "https://www.cisa.gov/news-events/ics-advisories/icsa-26-057-01"}, {"url": "https://www.johnsoncontrols.com/trust-center/cybersecurity/security-advisories"}], "solutions": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "a. Quantum HD version 10.22 through Version 11 is a previous product platform and is End Of support platform and should be upgraded to new platform with Quantum HD Unity version 12 and above. The update procedure can be found here:&nbsp;<a target=\"_blank\" rel=\"nofollow\" href=\"https://frickcontrolsblob.file.core.windows.net/frickweb1/Quantum-HD-Unity/Quantum_HD_Unity_Software_Update_Procedure.pdf?sv=2018-03-28&amp;si=frickweb1-174C1294FA7&amp;sr=f&amp;sig=us0dhk6IWmCvmDvBs02yJvC%2BjnzbxqZmb4QEpVVDkxY%3D\">https://frickcontrolsblob.file.core.windows.net/frickweb1/Quantum-HD-Unity/Quantum_HD_Unity_Software...</a><br>b. After the upgrade to version 12 is completed, ensure full alignment with hardening guide and apply all relevant security configurations.<br>c. For more detailed mitigation instructions, please see Johnson Controls Product Security Advisory JCI-PSA-2026-05 at the following location <br><a target=\"_blank\" rel=\"nofollow\" href=\"https://www.johnsoncontrols.com/trust-center/cybersecurity/security-advisories\">https://www.johnsoncontrols.com/trust-center/cybersecurity/security-advisories</a><br>"}], "value": "a. Quantum HD version 10.22 through Version 11 is a previous product platform and is End Of support platform and should be upgraded to new platform with Quantum HD Unity version 12 and above. The update procedure can be found here:\u00a0 https://www.johnsoncontrols.com/trust-center/cybersecurity/security-advisories"}], "source": {"discovery": "UNKNOWN"}, "title": "Johnson Controls -Frick Quantum HD- Unauthenticated Remote Code Execution", "x_generator": {"engine": "Vulnogram 0.5.0"}}}}

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{"cveTags": [], "descriptions": [{"lang": "en", "value": "Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') vulnerability in Johnson Controls Frick Controls Quantum HD allows OS Command Injection.\u00a0Insufficient 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."}], "id": "CVE-2026-21654", "lastModified": "2026-02-27T10:16:22.060", "metrics": {"cvssMetricV40": [{"cvssData": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "NONE", "attackVector": "NETWORK", "availabilityRequirement": "NOT_DEFINED", "baseScore": 8.8, "baseSeverity": "HIGH", "confidentialityRequirement": "NOT_DEFINED", "exploitMaturity": "NOT_DEFINED", "integrityRequirement": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "privilegesRequired": "NONE", "providerUrgency": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "userInteraction": "NONE", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X", "version": "4.0", "vulnAvailabilityImpact": "HIGH", "vulnConfidentialityImpact": "NONE", "vulnIntegrityImpact": "HIGH", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "source": "productsecurity@jci.com", "type": "Secondary"}]}, "published": "2026-02-27T09:16:16.223", "references": [{"source": "productsecurity@jci.com", "url": "https://www.cisa.gov/news-events/ics-advisories/icsa-26-057-01"}, {"source": "productsecurity@jci.com", "url": "https://www.johnsoncontrols.com/trust-center/cybersecurity/security-advisories"}], "sourceIdentifier": "productsecurity@jci.com", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-78"}], "source": "productsecurity@jci.com", "type": "Secondary"}]}

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