CVE-2026-33322
MinIO vulnerability analysis and mitigation

MinIO is a high-performance object storage system. From RELEASE.2022-11-08T05-27-07Z to before RELEASE.2026-03-17T21-25-16Z, a JWT algorithm confusion vulnerability in MinIO's OpenID Connect authentication allows an attacker who knows the OIDC ClientSecret to forge arbitrary identity tokens and obtain S3 credentials with any policy, including consoleAdmin. This issue has been patched in RELEASE.2026-03-17T21-25-16Z.


SourceNVD

Related MinIO vulnerabilities:

CVE ID

Severity

Score

Technologies

Component name

CISA KEV exploit

Has fix

Published date

CVE-2026-33810HIGH8.2
  • cAdvisorcAdvisor
  • kube-arangodb-fips
NoYesApr 08, 2026
CVE-2026-39883HIGH7.3
  • PackerPacker
  • kubernetes-csi-external-attacher-fips
NoYesApr 08, 2026
CVE-2026-39414HIGH7.1
  • MinIOMinIO
  • cpe:2.3:a:minio:minio
NoNoApr 08, 2026
CVE-2026-32289MEDIUM6.1
  • cAdvisorcAdvisor
  • consul-k8s-1.9
NoYesApr 08, 2026
CVE-2026-40179MEDIUM5.3
  • PrometheusPrometheus
  • datadog-agent-fips-7
NoYesApr 15, 2026

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