Kubernetes ingress exposes sensitive information

MEDIUM 5.3CVE-2018-1002104 · GHSA-p3x5-5xpx-9phm · Published 14/01/2020 · updated 17/06/2026

In short

CVE-2018-1002104 is a MEDIUM (CVSS 5.3) vulnerability affecting k8s.io/ingress-nginx, nginx ingress controller (kubernetes).
Chance of exploitation in the next 30 days (EPSS): 1.1%, higher than 66.6% of all vulnerabilities.
Fix: update to 1.5, 1.5.0 or later.

Package	Affected versions	Patched versions
k8s.io/ingress-nginx Go	`< 1.5`	`1.5`
nginx ingress controller kubernetes	`< 1.5.0`	`1.5.0`

Versions < 1.5 of the Kubernetes ingress default backend, which handles invalid ingress traffic, exposed prometheus metrics publicly.

NVD description

Versions < 1.5 of the Kubernetes ingress default backend, which handles invalid ingress traffic, exposed prometheus metrics publicly.

Running one of these products? Scan your site to see whether it exposes a vulnerable version.

Package

Affected versions

Patched versions

< 1.5

1.5

< 1.5.0

1.5.0

More vulnerabilities in k8s.io/ingress-nginx

See all →