Description
If an attacker can write to the filesystem of a container k8s cluster container, they can plant an exec credential plugin in /etc/kubernetes/admin.conf. kubectl will run that plugin as the macOS host user the next time someone pulls the cluster's kubeconfig onto the host with container k8s write-config or create and then runs kubectl against it — turning filesystem access inside an untrusted Linux container into arbitrary command execution on the host. This vulnerability is addressed in Container version 1.5.0.
Published: 2026-10-23
Score: n/a
EPSS: n/a
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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History

Fri, 23 Oct 2026 21:00:00 +0000

Type Values Removed Values Added
Description If an attacker can write to the filesystem of a container k8s cluster container, they can plant an exec credential plugin in /etc/kubernetes/admin.conf. kubectl will run that plugin as the macOS host user the next time someone pulls the cluster's kubeconfig onto the host with container k8s write-config or create and then runs kubectl against it — turning filesystem access inside an untrusted Linux container into arbitrary command execution on the host. This vulnerability is addressed in Container version 1.5.0.
References

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cve-icon MITRE

Status: PUBLISHED

Assigner: apple

Published:

Updated: 2026-10-23T20:57:20.150Z

Reserved: 2026-10-20T21:06:55.479Z

Link: CVE-2026-113951

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-10-23T21:17:21.717

Modified: 2026-10-23T21:17:21.717

Link: CVE-2026-113951

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

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Weaknesses

No weakness.