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ingress-nginx vulnerabilities

Vulnerabilities published for ingress-nginx in the last 30 days: 0. Listed in the KEV catalogue: 0.

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Vulnerabilities: 17

  1. CVE-2026-4342

    High · CVSS 8.8EPSS 0.63%Fix available

    ingress-nginx comment-based nginx configuration injection

    A security issue was discovered in ingress-nginx where a combination of Ingress annotations can be used to inject configuration into nginx. This can lead to arbitrary code execution in the context of the ingress-nginx controller, and disclosure of Secrets accessible to the controller. (Note that in the default installation, the controller can access all Secrets cluster-wide.)

    • Update to 1.13.9
    Published Updated
  2. CVE-2026-3288

    High · CVSS 8.8EPSS 0.74%Fix available

    ingress-nginx rewrite-target nginx configuration injection

    A security issue was discovered in ingress-nginx where the `nginx.ingress.kubernetes.io/rewrite-target` Ingress annotation can be used to inject configuration into nginx. This can lead to arbitrary code execution in the context of the ingress-nginx controller, and disclosure of Secrets accessible to the controller. (Note that in the default installation, the controller can access all Secrets cluster-wide.)

    • Update to 1.13.8
    Published Updated
  3. CVE-2025-15566

    High · CVSS 8.8EPSS 0.53%Fix available

    ingress-nginx auth-proxy-set-headers nginx configuration injection

    A security issue was discovered in ingress-nginx where the `nginx.ingress.kubernetes.io/auth-proxy-set-headers` Ingress annotation can be used to inject configuration into nginx. This can lead to arbitrary code execution in the context of the ingress-nginx controller, and disclosure of Secrets accessible to the controller. (Note that in the default installation, the controller can access all Secrets cluster-wide.)

    • Update to 1.12.5
    Published Updated
  4. CVE-2026-24514

    Medium · CVSS 6.5EPSS 0.52%Fix available

    ingress-nginx Admission Controller denial of service

    A security issue was discovered in ingress-nginx where the validating admission controller feature is subject to a denial of service condition. By sending large requests to the validating admission controller, an attacker can cause memory consumption, which may result in the ingress-nginx controller pod being killed or the node running out of memory.

    • Update to 1.13.7
    Published Updated
  5. CVE-2026-24513

    Low · CVSS 3.1EPSS 0.34%Fix available

    ingress-nginx auth-url protection bypass

    A security issue was discovered in ingress-nginx where the protection afforded by the `auth-url` Ingress annotation may not be effective in the presence of a specific misconfiguration. If the ingress-nginx controller is configured with a default custom-errors configuration that includes HTTP errors 401 or 403, and if the configured default custom-errors backend is defective and fails to respect the X-Code HTTP header, then an Ingress with the `auth-url` annotation may be accessed even when authentication fails. Note that the built-in custom-errors backend works correctly. To trigger this issue requires an administrator to specifically confi

    • Update to 1.13.7
    Published Updated
  6. CVE-2026-24512

    High · CVSS 8.8EPSS 0.56%Fix available

    ingress-nginx auth-method nginx configuration injection

    A security issue was discovered in ingress-nginx where the `rules.http.paths.path` Ingress field can be used to inject configuration into nginx. This can lead to arbitrary code execution in the context of the ingress-nginx controller, and disclosure of Secrets accessible to the controller. (Note that in the default installation, the controller can access all Secrets cluster-wide.)

    • Update to 1.13.7
    Published Updated
  7. CVE-2026-1580

    High · CVSS 8.8EPSS 0.54%Fix available

    ingress-nginx auth-method nginx configuration injection

    A security issue was discovered in ingress-nginx where the `nginx.ingress.kubernetes.io/auth-method` Ingress annotation can be used to inject configuration into nginx. This can lead to arbitrary code execution in the context of the ingress-nginx controller, and disclosure of Secrets accessible to the controller. (Note that in the default installation, the controller can access all Secrets cluster-wide.)

    • Update to 1.13.7
    Published Updated
  8. CVE-2025-24514

    High · CVSS 8.8EPSS 30.45%Public exploitNo fix published

    ingress-nginx controller - configuration injection via unsanitized auth-url annotation

    A security issue was discovered in ingress-nginx https://github.com/kubernetes/ingress-nginx where the `auth-url` Ingress annotation can be used to inject configuration into nginx. This can lead to arbitrary code execution in the context of the ingress-nginx controller, and disclosure of Secrets accessible to the controller. (Note that in the default installation, the controller can access all Secrets cluster-wide.)

    Published Updated
  9. CVE-2025-24513

    Medium · CVSS 4.8EPSS 3.33%No fix published

    ingress-nginx controller - auth secret file path traversal vulnerability

    A security issue was discovered in ingress-nginx https://github.com/kubernetes/ingress-nginx where attacker-provided data are included in a filename by the ingress-nginx Admission Controller feature, resulting in directory traversal within the container. This could result in denial of service, or when combined with other vulnerabilities, limited disclosure of Secret objects from the cluster.

    Published Updated
  10. CVE-2025-1098

    High · CVSS 8.8EPSS 82.31%Public exploitNo fix published

    ingress-nginx controller - configuration injection via unsanitized mirror annotations

    A security issue was discovered in ingress-nginx https://github.com/kubernetes/ingress-nginx where the `mirror-target` and `mirror-host` Ingress annotations can be used to inject arbitrary configuration into nginx. This can lead to arbitrary code execution in the context of the ingress-nginx controller, and disclosure of Secrets accessible to the controller. (Note that in the default installation, the controller can access all Secrets cluster-wide.)

    Published Updated
  11. CVE-2025-1097

    High · CVSS 8.8EPSS 33.24%Public exploitNo fix published

    ingress-nginx controller - configuration injection via unsanitized auth-tls-match-cn annotation

    A security issue was discovered in ingress-nginx https://github.com/kubernetes/ingress-nginx where the `auth-tls-match-cn` Ingress annotation can be used to inject configuration into nginx. This can lead to arbitrary code execution in the context of the ingress-nginx controller, and disclosure of Secrets accessible to the controller. (Note that in the default installation, the controller can access all Secrets cluster-wide.)

    Published Updated
  12. CVE-2025-1974

    Critical · CVSS 9.8EPSS 99.38%Public exploitNo fix published

    ingress-nginx admission controller RCE escalation

    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.)

    Published Updated
  13. CVE-2024-7646

    High · CVSS 8.8EPSS 27.02%Fix available

    CVE-2024-7646

    A security issue was discovered in ingress-nginx where an actor with permission to create Ingress objects (in the `networking.k8s.io` or `extensions` API group) can bypass annotation validation to inject arbitrary commands and obtain the credentials of the ingress-nginx controller. In the default configuration, that credential has access to all secrets in the cluster.

    • Update to 1.10.4
    • Update to 1.11.2
    Published Updated
  14. CVE-2020-8553

    Medium · CVSS 5.9EPSS 0.89%Fix available

    Kubernetes ingress-nginx Compromise of auth via subset/superset namespace names

    The Kubernetes ingress-nginx component prior to version 0.28.0 allows a user with the ability to create namespaces and to read and create ingress objects to overwrite the password file of another ingress which uses nginx.ingress.kubernetes.io/auth-type: basic and which has a hyphenated namespace or secret name.

    • Update to 0.28.0
    Published Updated

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