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CVE-2025-47284— Gardener vulnerable to metadata injection for a project secret that can lead to privilege escalation

Quick assessment

Affected
gardener gardener
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Gardener是Gardener开源的一款开源的Kubernetes集群管理工具。该产品支持管理、监控和更新Kubernetes集群。 Gardener 1.116.4之前版本、1.117.5之前版本、1.118.2之前版本和1.119.0之前版本存在安全漏洞，该漏洞可能导致具有管理权限的用户控制种子集群。

AI Predicted 9.8 Difficulty: Easy EPSS 0.44% · P37

Possible ATT&CK Techniques 1 AI

T1098 · Account Manipulation
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I. Basic Information for CVE-2025-47284

Vulnerability Information
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Vulnerability Title
Gardener vulnerable to metadata injection for a project secret that can lead to privilege escalation
Source: CVE Program / CVE List V5
Vulnerability Description
Gardener implements the automated management and operation of Kubernetes clusters as a service. A security vulnerability was discovered in the `gardenlet` component of Gardener prior to versions 1.116.4, 1.117.5, 1.118.2, and 1.119.0. 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. This CVE affects all Gardener installations where gardener/gardener-extension-provider-gcp is in use. Versions 1.116.4, 1.117.5, 1.118.2, and 1.119.0 fix the issue.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
转义、元或控制序列转义处理不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
Gardener 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Gardener是Gardener开源的一款开源的Kubernetes集群管理工具。该产品支持管理、监控和更新Kubernetes集群。 Gardener 1.116.4之前版本、1.117.5之前版本、1.118.2之前版本和1.119.0之前版本存在安全漏洞，该漏洞可能导致具有管理权限的用户控制种子集群。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
gardener gardener < 1.116.4 -

II. Public POCs for CVE-2025-47284

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III. Intelligence Information for CVE-2025-47284

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Same Patch Batch · gardener · 2025-05-19 · 3 CVEs total

CVE-2025-47282 Malicious google credential in DNS secret can lead to privilege escalation
CVE-2025-47283 Bypassing project secret validation can lead to privilege escalation

IV. Related Vulnerabilities

Same product: gardener
Same vendor: gardener
Same weakness: CWE-150

V. Comments for CVE-2025-47284

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