Administrative Control Vulnerability in Gardener API by Cloud Infrastructure Provider
CVE-2025-47284

9.9CRITICAL

Key Information:

Vendor

Gardener

Status
Gardener
Vendor
CVE Published:
19 May 2025

What is CVE-2025-47284?

A vulnerability has been discovered in the Gardener service, specifically affecting the gardenlet component. This flaw allows users with administrative privileges within a Gardener project to potentially gain unauthorized control over seed clusters managing their shoot clusters. The issue is present in specific versions of Gardener, and updates have been released to remediate this vulnerability. Users are strongly encouraged to upgrade to the patched versions to ensure their Kubernetes environments remain secure.

Affected Version(s)

gardener < 1.116.4 < 1.116.4

gardener >= 1.117.0, < 1.117.5 < 1.117.0, 1.117.5

gardener >= 1.118.0, < 1.118.2 < 1.118.0, 1.118.2

References

https://github.com/gardener/gardener/security/advisories/...
x_refsource_CONFIRM

CVSS V3.0

Score:
9.9
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.