What’s Vulnerable › Vulnerabilities

CVE-2025-32963: Minio Operator uses Kubernetes apiserver audience for AssumeRoleWithWebIdentity STS

• Severity: medium (CVSS 6.9 v4.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.6% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-04-22 · updated 2026-06-17
• Weakness: CWE-522

Description

MinIO Operator STS is a native IAM Authentication for Kubernetes. Prior to version 7.1.0, if no audiences are provided for the `spec.audiences` field, the default will be of the Kubernetes apiserver. Without scoping, it can be replayed to other internal systems, which may unintentionally trust it. This issue has been patched in version 7.1.0.

Affected products

• minio operator: before 7.1.0

References

• https://github.com/minio/operator/commit/d586294d526bf0d8e6097225114655f68b0adcc5
• https://github.com/minio/operator/releases/tag/v7.1.0
• https://github.com/minio/operator/security/advisories/GHSA-7m6v-q233-q9j9

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