Ingress-Nginx Security Vulnerabilities - 2023

CVE-2021-25748

A security issue was discovered in ingress-nginx where a user that can create or update ingress objects can use a newline character to bypass the sanitization of the spec.rules[].http.paths[].path field of an Ingress object (in the networking.k8s.io or extensions API group) to obtain the credential...

CVE-2022-4886

Ingress-nginx path sanitization can be bypassed with log_format directive.

CVE-2023-5043

Ingress nginx annotation injection causes arbitrary command execution.

CVE-2023-5044

Code injection via nginx.ingress.kubernetes.io/permanent-redirect annotation.