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CVE-2026-33322
Published: Mar 24, 2026
Modified: Mar 25, 2026
PUBLISHED
Description
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.
| Vendor | Product | Versions |
|---|---|---|
minio | minio | affected >= RELEASE.2022-11-08T05-27-07Z, < RELEASE.2026-03-17T21-25-16Z |
Weaknesses (CWE)
References
https://github.com/minio/minio/security/advisories/GHSA-5cx5-wh4m-82fh
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