{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-20761", "assignerOrgId": "7d14cffa-0d7d-4270-9dc0-52cabd5a23a6", "state": "PUBLISHED", "assignerShortName": "icscert", "dateReserved": "2026-02-12T00:19:51.025Z", "datePublished": "2026-02-20T15:32:09.969Z", "dateUpdated": "2026-02-20T15:36:32.746Z"}, "containers": {"cna": {"affected": [{"defaultStatus": "unaffected", "product": "SmartServer IoT", "vendor": "EnOcean Edge Inc", "versions": [{"lessThanOrEqual": "4.60.009", "status": "affected", "version": "0", "versionType": "custom"}, {"status": "unaffected", "version": "4.60.023"}]}], "credits": [{"lang": "en", "type": "finder", "value": "Amir Zaltzman of Claroty Team82 reported these vulnerabilities to CISA."}], "descriptions": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "A vulnerability exists in EnOcean SmartServer IoT version 4.60.009 and \nprior, which would allow remote attackers, in the LON IP-852 management \nmessages, to send specially crafted IP-852 messages resulting in \narbitrary OS command execution on the device."}], "value": "A vulnerability exists in EnOcean SmartServer IoT version 4.60.009 and \nprior, which would allow remote attackers, in the LON IP-852 management \nmessages, to send specially crafted IP-852 messages resulting in \narbitrary OS command execution on the device."}], "metrics": [{"cvssV3_1": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.1, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "problemTypes": [{"descriptions": [{"cweId": "CWE-77", "description": "CWE-77", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"orgId": "7d14cffa-0d7d-4270-9dc0-52cabd5a23a6", "shortName": "icscert", "dateUpdated": "2026-02-20T15:36:32.746Z"}, "references": [{"url": "https://enoceanwiki.atlassian.net/wiki/spaces/DrftSSIoT/pages/1475410/SmartServer+IoT+Release+Notes#Current-Stable-Release"}, {"url": "https://enoceanwiki.atlassian.net/wiki/spaces/IEC/pages/288063529/Enhancing+Security"}, {"url": "https://www.cisa.gov/news-events/ics-advisories/icsa-26-050-01"}, {"url": "https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-050-01.json"}], "solutions": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "EnOcean recommends users update the SmartServer platform software to \nSmartServer 4.6 Update 2 (v4.60.023) or a later release at \n<a target=\"_blank\" rel=\"nofollow\" href=\"https://enoceanwiki.atlassian.net/wiki/spaces/DrftSSIoT/pages/1475410/SmartServer+IoT+Release+Notes#Current-Stable-Release\">https://enoceanwiki.atlassian.net/wiki/spaces/DrftSSIoT/pages/1475410/SmartServer+IoT+Release+Notes#...</a>.\n\n<br>"}], "value": "EnOcean recommends users update the SmartServer platform software to \nSmartServer 4.6 Update 2 (v4.60.023) or a later release at \n https://enoceanwiki.atlassian.net/wiki/spaces/DrftSSIoT/pages/1475410/SmartServer+IoT+Release+Notes#... https://enoceanwiki.atlassian.net/wiki/spaces/DrftSSIoT/pages/1475410/SmartServer+IoT+Release+Notes#Current-Stable-Release ."}], "source": {"advisory": "ICSA-26-050-01", "discovery": "EXTERNAL"}, "title": "EnOcean SmartServer IoT Command Injection", "workarounds": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "For additional mitigations and workarounds, refer to EnOcean's hardening\n guide at \n<a target=\"_blank\" rel=\"nofollow\" href=\"https://enoceanwiki.atlassian.net/wiki/spaces/IEC/pages/288063529/Enhancing+Security\">https://enoceanwiki.atlassian.net/wiki/spaces/IEC/pages/288063529/Enhancing+Security</a>.\n\n<br>"}], "value": "For additional mitigations and workarounds, refer to EnOcean's hardening\n guide at \n https://enoceanwiki.atlassian.net/wiki/spaces/IEC/pages/288063529/Enhancing+Security ."}], "x_generator": {"engine": "Vulnogram 0.5.0"}}}}

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{"cveTags": [], "descriptions": [{"lang": "en", "value": "A vulnerability exists in EnOcean SmartServer IoT version 4.60.009 and \nprior, which would allow remote attackers, in the LON IP-852 management \nmessages, to send specially crafted IP-852 messages resulting in \narbitrary OS command execution on the device."}], "id": "CVE-2026-20761", "lastModified": "2026-02-20T16:55:22.933", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.1, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 2.2, "impactScore": 5.9, "source": "ics-cert@hq.dhs.gov", "type": "Secondary"}]}, "published": "2026-02-20T16:22:32.243", "references": [{"source": "ics-cert@hq.dhs.gov", "url": "https://enoceanwiki.atlassian.net/wiki/spaces/DrftSSIoT/pages/1475410/SmartServer+IoT+Release+Notes#Current-Stable-Release"}, {"source": "ics-cert@hq.dhs.gov", "url": "https://enoceanwiki.atlassian.net/wiki/spaces/IEC/pages/288063529/Enhancing+Security"}, {"source": "ics-cert@hq.dhs.gov", "url": "https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-050-01.json"}, {"source": "ics-cert@hq.dhs.gov", "url": "https://www.cisa.gov/news-events/ics-advisories/icsa-26-050-01"}], "sourceIdentifier": "ics-cert@hq.dhs.gov", "vulnStatus": "Awaiting Analysis", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-77"}], "source": "ics-cert@hq.dhs.gov", "type": "Primary"}]}

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