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.
{
"cpes": [
"cpe:2.3:a:kubernetes:ingress-nginx:*:*:*:*:*:*:*:*"
],
"severity": "Medium"
}