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CVE-2025-15566 Details

ANALYZED

This CVE record has been analyzed and enriched by NVDAPI.com as an independent party.

Description

A security issue was discovered in ingress-nginx where the `nginx.ingress.kubernetes.io/auth-proxy-set-headers` Ingress annotation can be used to inject configuration into nginx. This can lead to arbitrary code execution in the context of the ingress-nginx controller, and disclosure of Secrets accessible to the controller. (Note that in the default installation, the controller can access all Secrets cluster-wide.)

Metrics

CVSS 3.x Severity and Vector Strings:

VolerionCVSS-B:8.8 HIGHVector:CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CNA: [email protected]CVSS-B:8.8 HIGHVector:CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

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URL	Source(s)	Tag(s)
https://github.com/kubernetes/kubernetes/issues/136789	[email protected]	Issue TrackingTechnical DescriptionVendor

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-20	Improper Input Validation	[email protected]

Affected Products

Product	Versions
kubernetes-ingress-nginx	v1.12.5 (semver) v1.13.1 (semver)
CPE cpe:2.3:a:kubernetes:ingress-nginx:::::::: Remediation Upgrade: v1.12.5moderate efforthttps://kubernetes.github.io/ingress-nginx/deploy/upgrade/ Upgrade: v1.13.1moderate efforthttps://kubernetes.github.io/ingress-nginx/deploy/upgrade/

Change History

3 change records found show changes

Date	Action	Recorded By
Jun 17, 2026	CVE Modified	[email protected]
Jun 17, 2026	CVE Modified	CISA-ADP
Feb 6, 2026	New CVE Received	[email protected]