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CVE-2026-20761

HIGHCVSS 8.1/10EPSS 0.88%

Last modified

CVE-2026-20761 is a high-severity vulnerability rated 8.1/10 on the CVSS scale. 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.. EPSS estimates a 0.88% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1
8.1/10

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

EPSS Probability
0.88%

54.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

References

Timeline

Published
Last Modified
Status
Deferred

Frequently Asked Questions

What is CVE-2026-20761?
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.
How severe is CVE-2026-20761?
CVE-2026-20761 has a CVSS score of 8.1/10 (HIGH severity). The EPSS model estimates a 0.88% probability of exploitation in the next 30 days.
How do I fix CVE-2026-20761?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2026-20761?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST