CLEANSTART-2026-MI34546: security issue was discovered in Kubernetes where a user that can create pods on Windows nodes may be able to escalate to admin privileges on those nodes
Published Nov 5, 2026
·Updated
Security vulnerability affects the nfs-subdir-external-provisioner package. A security issue was discovered in Kubernetes where a user that can create pods on Windows nodes may be able to escalate to admin privileges on those nodes.
Affected Software
1 affected componentFixes available
cleanstart/nfs-subdir-external-provisioner<4.0.2-r4
4.0.2-r4
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
cleanstart/nfs-subdir-external-provisionerto a version that resolves this vulnerability.Fixed in 4.0.2-r4
Event History
Nov 5, 2026
Advisory Published
via OSV·08:10 AM
Data Sourced
via OSV·08:10 AM
DescriptionSeverityAffected Software
Frequently Asked Questions
1
Which environments are exposed to this issue?
Clusters that run Windows nodes and allow a user to create pods on those nodes are exposed to the described privilege-escalation path.
2
What level of access does an attacker need?
The attacker needs existing low-privileged access that allows pod creation on Windows nodes. No user interaction is required.