GitHub Advisoryadvisory · Go

GHSA-mgvx-rpfc-9mpv ingress-nginx admission controller RCE escalation

CRITICAL Published 2025-03-25 Modified 2026-02-04 Official page ↗
Aliases
CVE-2025-1974
Ecosystem
Go
Packages
k8s.io/ingress-nginx
Severity
Critical
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weaknesses
CWE-653
Reviewed
2025-03-25

Affected packages

• Go k8s.io/ingress-nginx: < 1.11.5 → fixed in 1.11.5 • Go k8s.io/ingress-nginx: >= 1.12.0-beta.0, < 1.12.1 → fixed in 1.12.1

Description

A security issue was discovered in Kubernetes where under certain conditions, an unauthenticated attacker with access to the pod network can achieve arbitrary code execution in the context of the ingress-nginx controller. This can lead to disclosure of Secrets accessible to the controller. (Note that in the default installation, the controller can access all Secrets cluster-wide.)

Related

Alias · CVE (1)

  • CVE-2025-1974 A security issue was discovered in Kubernetes where under certain conditions, an unauthenticated attacker with access to the pod network… vulnerability

Weakness · CWE (1)

  • CWE-653 Improper Isolation or Compartmentalization weakness

References