CVSS 3.1
9.9 criticalCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:HCVE-2025-47283
Critical (9.9) in gardener gardener. EPSS 0.7% chance of exploitation in the next 30 days. Fixed in github.com/gardener/gardener 1.116.4, 1.117.5, 1.118.2.
Gardener implements the automated management and operation of Kubernetes clusters as a service. A security vulnerability was discovered in Gardener prior to versions 1.116.4, 1.117.5, 1.118.2, and 1.119.0 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. This CVE affects all Gardener installations no matter of the public cloud provider(s) used for the seed clusters/shoot clusters. `gardener/gardener` (`gardenlet`) is the affected component. Versions 1.116.4, 1.117.5, 1.118.2, and 1.119.0 fix the issue.
Severity
- EPSS
- 0.7% chance of exploitation in the next 30 days; higher than 52% of CVEs (scores of 2026-10-31)
- CWE
- CWE-20
- Published
- Modified
- Record from
- the NVD, synced
Affected
- gardener:gardener
Packages (OSV)
| Advisory | Ecosystem | Package | Affected | Fixed in |
|---|---|---|---|---|
| GHSA-3hw7-qj9h-r835 | Go | github.com/gardener/gardener | <1.116.4 | 1.116.4 |
| GHSA-3hw7-qj9h-r835 | Go | github.com/gardener/gardener | >=1.117.0 <1.117.5 | 1.117.5 |
| GHSA-3hw7-qj9h-r835 | Go | github.com/gardener/gardener | >=1.118.0 <1.118.2 | 1.118.2 |
| GO-2025-3696 | Go | github.com/gardener/gardener | <1.116.4 >=1.117.0 <1.117.5 >=1.118.0 <1.118.2 | 1.116.4, 1.117.5, 1.118.2 |
References
- https://github.com/gardener/gardener/commit/924b1575aae052bcda5a51fac8594d38fa3c41b0
- https://github.com/gardener/gardener/commit/b89cf2cd5067e82f364063d5241af73650a6e11d
- https://github.com/gardener/gardener/commit/bbd19b1dd3a31843d7b820172d37f75298dfaf8b
- https://github.com/gardener/gardener/commit/cf4e9887d83902216b85609caf563f7a9dd2de00
- https://github.com/gardener/gardener/security/advisories/GHSA-3hw7-qj9h-r835