CVE-2022-4886highCWE-20

CVE-2022-4886: high-severity vulnerability in Kubernetes ingress-nginx

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

Published · Updated

Follow this CVE+ Monitor ingress-nginx+ Monitor k8s.io/ingress-nginx

E-mail alert when it lands in KEV, gets a public PoC or its score goes up.

21Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackcvss 8.8epss 1.7%
Ingress-nginx `path` sanitization can be bypassed with `log_format` directive.
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Affected products
Kubernetes · ingress-nginx
Related CVEs — Kubernetes ingress-nginx

In the same product, most dangerous first.

CVE-2023-5044HIGHCode injection via nginx.ingress.kubernetes.io/permanent-redirect annotationEPSS 53.7%CVE-2024-7646HIGHCVE-2024-7646EPSS 27.0%CVE-2026-3288HIGHingress-nginx rewrite-target nginx configuration injectionEPSS 7.0%CVE-2023-5043HIGHIngress nginx annotation injection causes arbitrary command executionEPSS 2.5%CVE-2026-4342HIGHingress-nginx comment-based nginx configuration injectionEPSS 1.5%CVE-2020-8553MEDIUMKubernetes ingress-nginx Compromise of auth via subset/superset namespace namesEPSS 0.9%