GitHub Advisoryadvisory · Go
GHSA-3hw7-qj9h-r835 Gardener allows bypassing project secret validation which can lead to privilege escalation
CRITICAL
Official page ↗
- Aliases
- CVE-2025-47283
- 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-20, CWE-269
- 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 Gardener that 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 no matter of the public cloud provider(s) used for the seed clusters/shoot clusters.
Affected Components
• `gardener/gardener`
Affected Versions
• < v1.116.4
• < v1.117.5
• < v1.118.2
• < v1.119.0
Fixed Versions
• >= v1.116.4
• >= v1.117.5
• >= v1.118.2
• >= v1.119.0
How do I mitigate this vulnerability?
Update to a fixed version.
Related
Alias · CVE (1)
- CVE-2025-47283 Gardener implements the automated management and operation of Kubernetes clusters as a service. vulnerability
References
- https://github.com/gardener/gardener/security/advisories/GHSA-3hw7-qj9h-r835 web
- https://nvd.nist.gov/vuln/detail/CVE-2025-47283 advisory
- https://github.com/gardener/gardener/commit/924b1575aae052bcda5a51fac8594d38fa3c41b0 web
- https://github.com/gardener/gardener/commit/b89cf2cd5067e82f364063d5241af73650a6e11d web
- https://github.com/gardener/gardener/commit/bbd19b1dd3a31843d7b820172d37f75298dfaf8b web
- https://github.com/gardener/gardener/commit/cf4e9887d83902216b85609caf563f7a9dd2de00 web
- https://github.com/gardener/gardener package