Gardener providers vulnerable to code injection when Terraformer is used for infrastructure provisioning
Vulnerability Description
Project Gardener implements the automated management and operation of Kubernetes clusters as a service. Code injection may be possible in Gardener Extensions for AWS providers prior to version 1.64.0, Azure providers prior to version 1.55.0, OpenStack providers prior to version 1.49.0, and GCP providers prior to version 1.46.0. This vulnerability could allow a user with administrative privileges for a Gardener project to obtain control over the seed cluster where the shoot cluster is managed. This affects all Gardener installations where Terraformer is used/can be enabled for infrastructure provisioning with any of the affected components. This issue has been patched in Gardener Extensions for AWS providers version 1.64.0, Azure providers version 1.55.0, OpenStack providers version 1.49.0, and GCP providers version 1.46.0.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
Am I Vulnerable?
Launch our assessment wizard to check if your infrastructure is exposed to • CVE-2025-59823
Credits & Attribution
No credits recorded in the NVD database.
References
- https://github.com/gardener/gardener-extension-provider-aws/security/advisories/GHSA-227x-7mh8-3cf6
- https://github.com/gardener/gardener-extension-provider-aws/releases/tag/v1.64.0
- https://github.com/gardener/gardener-extension-provider-azure/releases/tag/v1.55.0
- https://github.com/gardener/gardener-extension-provider-gcp/releases/tag/v1.46.0
- https://github.com/gardener/gardener-extension-provider-openstack/releases/tag/v1.49.0
More from gardener
View All →Affected Vendor
gardener
View all reports →