ingress-nginx controller - auth secret file path traversal vulnerability (kubernetes ingress-nginx)
At a glance
- Source
- NVD
- EPSS
- EPSS 3.33 % · percentile 89 ()
- State
- PUBLISHED
- Published
- Updated
- Assigner
- kubernetes
- NVD status
- Deferred
Description
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.
Weaknesses (CWE)
- CWE-20 — Improper Input Validation
References
Scores
| Version | Score | Vector | Scored by |
|---|---|---|---|
| CVSS 3.1 | MEDIUM 4.8 | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:L | kubernetes |
| CVSS 3.1 | MEDIUM 4.8 | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:L | NVD · jordan@liggitt.net (Secondary) |
Advisories
- GHSA-242m-6h72-7hgp — ingress-nginx controller - auth secret file path traversal vulnerability
- GO-2025-3564 — ingress-nginx controller - auth secret file path traversal vulnerability in k8s.io/ingress-nginx
European references
- ENISA EUVD · EUVD-2025-8032
- GCVE · GCVE-0-2025-24513
CERT-FR advisories
- CERTFR-2025-AVI-0239 — Multiples vulnérabilités dans Microsoft Azure Kubernetes Service · cert.ssi.gouv.fr
Affected products
| Product | Versions |
|---|---|
| kubernetes · ingress-nginx | affected 0 ≤ 1.11.4 ; affected 1.12.0 |
Sources
| Source | Licence |
|---|---|
| CVE List (CVEProject cvelistV5) | CVE Program Terms of Use |
| EPSS (FIRST.org) | FIRST — attribution requested |
| ENISA EUVD | ENISA — reproduction authorised, source acknowledged |
| CERT-FR (ANSSI) | Licence Ouverte / Etalab 2.0 |
| NVD (NIST) via fkie-cad/nvd-json-data-feeds | Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD |