Critical Ingress NGINX Controller Vulnerability Allows RCE Without Authentication
Mar 24, 2025
Vulnerability / Cloud Security
A set of five critical security shortcomings have been disclosed in the Ingress NGINX Controller for Kubernetes that could result in unauthenticated remote code execution, putting over 6,500 clusters at immediate risk by exposing the component to the public internet. The vulnerabilities (CVE-2025-24513, CVE-2025-24514, CVE-2025-1097, CVE-2025-1098, and CVE-2025-1974 ), assigned a CVSS score of 9.8, have been collectively codenamed IngressNightmare by cloud security firm Wiz. It's worth noting that the shortcomings do not impact NGINX Ingress Controller , which is another ingress controller implementation for NGINX and NGINX Plus. "Exploitation of these vulnerabilities leads to unauthorized access to all secrets stored across all namespaces in the Kubernetes cluster by attackers, which can result in cluster takeover," the company said in a report shared with The Hacker News. IngressNightmare, at its core, affects the admission controller component of the Ingress N...