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CVE-2026-19444

Publisher update

The brief

Kubernetes has disclosed CVE-2026-19444, a medium-severity vulnerability in kubectl's Windows file-copy function. Copying data from a container an operator does not control can allow unauthorized writes on their computer within their existing permissions. The advisory lists fixes in releases 1.34.12, 1.35.9 and 1.36.5, and recommends avoiding copies from untrusted containers before upgrading. Only Windows clients are affected.

AI-assisted brief

Source KubernetesCC BY 4.0 · Source material adapted into an original NexusTechWire brief. Original source license applies.

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Source Red HatCC BY 4.0 · Publisher excerpt shortened and converted to plain text. Original source license applies.

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Source Red HatCC BY 4.0 · Publisher excerpt shortened and converted to plain text. Original source license applies.

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