GitHub Advisoryadvisory · Go

GHSA-9x73-87fh-54w9 Gardener allows metadata injection for a project secret which can lead to privilege escalation

CRITICAL Published 2025-05-19 Modified 2025-05-19 Official page ↗
Aliases
CVE-2025-47284
Ecosystem
Go
Packages
github.com/gardener/gardener
Severity
Critical
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Weaknesses
CWE-150
Reviewed
2025-05-19

Affected packages

• Go github.com/gardener/gardener: < 1.116.4 → fixed in 1.116.4 • Go github.com/gardener/gardener: >= 1.117.0, < 1.117.5 → fixed in 1.117.5 • Go github.com/gardener/gardener: >= 1.118.0, < 1.118.2 → fixed in 1.118.2

Description

A security vulnerability was discovered in the `gardenlet` component of Gardener. It could allow a user with administrative privileges for a Gardener project to obtain control over the seed cluster(s) where their shoot clusters are managed. Am I Vulnerable? This CVE affects all Gardener installations where https://github.com/gardener/gardener-extension-provider-gcp is in use. Affected Components • `gardener/gardener` (`gardenlet`) Affected Versions • < v1.116.4 • < v1.117.5 • < v1.118.2 • < v1.119.0 Fixed Versions • &gt;= v1.116.4 • &gt;= v1.117.5 • &gt;= v1.118.2 • &gt;= v1.119.0 How do I mitigate this vulnerability? Update to a fixed version.

Related

Alias · CVE (1)

  • CVE-2025-47284 Gardener implements the automated management and operation of Kubernetes clusters as a service. vulnerability

Weakness · CWE (1)

  • CWE-150 Improper Neutralization of Escape, Meta, or Control Sequences weakness

References