What’s Vulnerable › Vulnerabilities

CVE-2026-15687: Path traversal via non-tar copyDirectoryFromPod

Description

A security issue was discovered in the Kubernetes Java client library where a compromised pod may be able to create new files in arbitrary locations on the client machine executing copy operations via non-tar copyDirectoryFromPod when enableTarCompressing is false.

Affected products

How to fix

Upgrade to a fixed version: kubernetes-client/java 25.0.1. Check the vendor advisory for mitigations.

References

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