Medium [CVE-2026-19444] Kubernetes kubectl: Arbitrary file write via path traversal on Windows
This medium-severity Red Hat Linux advisory covers CVE-2026-19444; related products: DPU kit for NVIDIA, Multicluster Engine for Kubernetes, Red Hat OpenShift Container Platform 4.
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Summary
Kubernetes kubectl: Arbitrary file write via path traversal on Windows. Red Hat rates this moderate (CVSS 6.5).
Weakness: CWE-22.
Affected products named by the advisory: DPU kit for NVIDIA; Multicluster Engine for Kubernetes; Red Hat OpenShift Container Platform 4.
Affected versions
No affected-version range was extracted from the source record. The vendor advisory is authoritative — check it before change work.
Official advisory · high-confidence parse· fetched 2 days ago·verify at source
Fixed versions
No fixed release is recorded yet. That does not prove no patch exists — confirm against the vendor advisory.
Official advisory · high-confidence parse· fetched 2 days ago·verify at source
Mitigation checklist
- This issue can be mitigated prior to upgrading by only using kubectl cp to copy files from containers whose contents are trusted, or by avoiding kubectl cp against untrusted containers when running the kubectl client on Windows.
Official advisory · high-confidence parse· fetched 2 days ago·verify at source
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