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high advisory

Amazon AWS Private CA Connector for Kubernetes: Incorrect authorization in issuer resolution (CVE-2026-119115)

An incorrect authorization vulnerability in the issuer resolution logic of AWS Private CA Connector for Kubernetes (aws-privateca-issuer) before v1.10.1 allows an authenticated remote user to obtain certificates, including subordinate CA certificates, that their approval policy does not authorize.

CVE search metadata

CVE search record: CVE-2026-119115. Severity: high. CVSS: 8.5. KEV: no. Product: AWS Private CA Connector for Kubernetes (before v1.10.1), aws-privateca-issuer (before v1.10.1). Brief: Amazon AWS Private CA Connector for Kubernetes: Incorrect authorization in issuer resolution (CVE-2026-119115). Brief link: https://feed.craftedsignal.io/briefs/2026-10-aws-privateca-auth/

Triage facts

Revision 1
Applicability
AWS Private CA Connector for Kubernetes (before v1.10.1), aws-privateca-issuer (before v1.10.1)
Evidence
Unknown
Severity
High
Sources
1 public source
Freshness
Revision 1Oct 29, 17:53 UTC
Vulnerabilities
1 CVE
Source quality
A2Roughly even chance

AWS Private CA Connector for Kubernetes (aws-privateca-issuer) before v1.10.1 contains an incorrect authorization vulnerability in the issuer resolution logic. This may allow an authenticated remote user to obtain certificates, including subordinate CA certificates, signed by a cluster-scoped AWS Private CA issuer that their approval policy does not authorize.

To remediate, users should upgrade aws-privateca-issuer to v1.10.1 or the AWS Private CA Connector for Kubernetes EKS add-on to v1.10.1-eksbuild.1. Users must also update any certificate requests, Certificate resources, or Ingress annotations whose issuerRef.kind is missing, incorrect, or does not match the referenced issuer, as v1.10.1 requires issuerRef.kind to be exactly AWSPCAIssuer or AWSPCAClusterIssuer.