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Vulnerability record · CVE-2020-27151 · published 7 December 2020

CVE-2020-27151: Katacontainers kata containers vulnerability

Katacontainers · Kata Containers

An issue was discovered in Kata Containers through 1.11.3 and 2.x through 2.0-rc1. The runtime will execute binaries given using annotations without any kind of validation. Someone who is granted access rights to a cluster will be able to have kata-runtime execute arbitrary binaries as root on the worker nodes.

8.8 CVSS 3.1 High EPSS 2.0% · top 19.6%
8.8CVSS 3.1 base score, v2 9.0
2.0%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
8References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

An issue was discovered in Kata Containers through 1.11.3 and 2.x through 2.0-rc1. The runtime will execute binaries given using annotations without any kind of validation. Someone who is granted access rights to a cluster will be able to have kata-runtime execute arbitrary binaries as root on the worker nodes.

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://bugs.launchpad.net/katacontainers.io/+bug/1878234 ExploitIssue TrackingThird Party Advisory
https://github.com/kata-containers/kata-containers/releases/tag/2.0.0 Third Party Advisory
https://github.com/kata-containers/runtime/releases/tag/1.11.5 Third Party Advisory
https://github.com/kata-containers/runtime/releases/tag/1.12.0 Third Party Advisory
https://bugs.launchpad.net/katacontainers.io/+bug/1878234 ExploitIssue TrackingThird Party Advisory
https://github.com/kata-containers/kata-containers/releases/tag/2.0.0 Third Party Advisory
https://github.com/kata-containers/runtime/releases/tag/1.11.5 Third Party Advisory
https://github.com/kata-containers/runtime/releases/tag/1.12.0 Third Party Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

8.8CVE-2026-24834Katacontainers kata containers incorrect permission assignment vulnerabilityKata Containers is an open source project focusing on a standard implementation of lightweight Virtual Machines (VMs) that perform like containers. I…EPSS 0.22%8.8CVE-2026-24054Katacontainers kata containers vulnerabilityKata Containers is an open source project focusing on a standard implementation of lightweight Virtual Machines (VMs) that perform like containers. I…EPSS 0.50%8.2CVE-2026-41326Katacontainers confidential containers vulnerabilityKata Containers is an open source project focusing on a standard implementation of lightweight Virtual Machines (VMs) that perform like containers. F…EPSS 0.37%5.8CVE-2026-44210Katacontainers kata containers argument injection vulnerabilityKata Containers is an open source project focusing on a standard implementation of lightweight Virtual Machines (VMs) that perform like containers. V…EPSS 0.59%

Source: NIST National Vulnerability Database (record CVE-2020-27151), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.