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CVE-2026-20761

HIGH

8.1

Description

A vulnerability exists in EnOcean SmartServer IoT version 4.60.009 and prior, which would allow remote attackers, in the LON IP-852 management messages, to send specially crafted IP-852 messages resulting in arbitrary OS command execution on the device.

CVE Details

CVSS v3.1 Score8.1

SeverityHIGH

CVSS VectorCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack VectorNETWORK

ComplexityHIGH

Privileges RequiredNONE

User InteractionNONE

Published2/20/2026

Last Modified2/20/2026

Sourcenvd

Honeypot Sightings0

Weaknesses (CWE)

CWE-77

References

https://enoceanwiki.atlassian.net/wiki/spaces/DrftSSIoT/pages/1475410/SmartServer+IoT+Release+Notes#Current-Stable-Release(ics-cert@hq.dhs.gov)

https://enoceanwiki.atlassian.net/wiki/spaces/IEC/pages/288063529/Enhancing+Security(ics-cert@hq.dhs.gov)

https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-050-01.json(ics-cert@hq.dhs.gov)

https://www.cisa.gov/news-events/ics-advisories/icsa-26-050-01(ics-cert@hq.dhs.gov)

IOC Correlations

No correlations recorded

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