High [CVE-2026-85781] github.com/kubernetes-sigs/aws-efs-csi-driver: Amazon EFS CSI Driver: Unauthorized directory deletion via unverified access point ownership
This high-severity Red Hat Linux advisory covers CVE-2026-85781; related products: Red Hat OpenShift Container Platform 4.
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Summary
github.com/kubernetes-sigs/aws-efs-csi-driver: Amazon EFS CSI Driver: Unauthorized directory deletion via unverified access point ownership. Red Hat rates this important (CVSS 7.7).
Weakness: CWE-639.
Affected product named by the advisory: Red Hat OpenShift Container Platform 4.
- < 4.1
Official advisory · high-confidence parse· fetched 15 days ago·verify at source
Mitigation checklist
- Ensure the EFS CSI Driver controller is configured with --delete-access-point-root-dir=false (the default setting). Deployments that have not explicitly enabled this flag are not affected by this vulnerability. If the flag is enabled and required for your workflow, restrict PersistentVolume creation privileges to trusted administrators using Kubernetes RBAC.
Official advisory · high-confidence parse· fetched 15 days ago·verify at source
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