Critical severity9.8NVD Advisory· Published Mar 24, 2026· Updated Apr 8, 2026
CVE-2026-33322
CVE-2026-33322
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.
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LLM-synthesized narrative grounded in this CVE's description and references.
Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
github.com/minio/minioGo | <= 0.0.0-20260212201848-7aac2a2c5b7c | — |
Affected products
7- osv-coords6 versionspkg:apk/chainguard/miniopkg:apk/chainguard/minio-fipspkg:apk/wolfi/miniopkg:bitnami/miniopkg:golang/github.com/minio/miniopkg:rpm/opensuse/govulncheck-vulndb&distro=openSUSE%20Leap%2015.6
< 0.20260604.005411-r0+ 5 more
- (no CPE)range: < 0.20260604.005411-r0
- (no CPE)range: < 0.20260604.005411-r0
- (no CPE)range: < 0.20260604.005411-r0
- (no CPE)range: >= 2022.11.08, < 2026.03.17
- (no CPE)range: <= 0.0.0-20260212201848-7aac2a2c5b7c
- (no CPE)range: < 0.0.20260326T203309-150000.1.155.2
Patches
Vulnerability mechanics
References
3- github.com/advisories/GHSA-5cx5-wh4m-82fhghsaADVISORY
- github.com/minio/minio/security/advisories/GHSA-5cx5-wh4m-82fhnvdVendor AdvisoryWEB
- nvd.nist.gov/vuln/detail/CVE-2026-33322ghsaADVISORY
News mentions
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