CVE DATABASE / CVE-2023-28432
CVE-2023-28432
MinIO Information Disclosure Vulnerability
Confirmed exploited in the wild. Added 2023-04-21.
Federal remediation due 2023-05-12.
Required action: Apply updates per vendor instructions.
Summary
Minio is a Multi-Cloud Object Storage framework. In a cluster deployment starting with RELEASE.2019-12-17T23-16-33Z and prior to RELEASE.2023-03-20T20-16-18Z, MinIO returns all environment variables, including `MINIO_SECRET_KEY` and `MINIO_ROOT_PASSWORD`, resulting in information disclosure. All users of distributed deployment are impacted. All users are advised to upgrade to RELEASE.2023-03-20T20-16-18Z.
CVSS 3.1 breakdown
| Base score | 7.5 (HIGH) |
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |
| Attack vector | NETWORK |
| Attack complexity | LOW |
| Privileges required | NONE |
| User interaction | NONE |
| Scope | UNCHANGED |
| Confidentiality | HIGH |
| Integrity | NONE |
| Availability | NONE |
Weakness type (CWE)
Affected products
Use our free CVE Lookup tool for the latest NVD record, or browse the full CISA KEV catalog.
References
- https://github.com/minio/minio/releases/tag/RELEASE.2023-03-20T20-16-18Z
- https://github.com/minio/minio/security/advisories/GHSA-6xvq-wj2x-3h3q
- https://twitter.com/Andrew___Morris/status/1639325397241278464
- https://viz.greynoise.io/tag/minio-information-disclosure-attempt
- https://www.greynoise.io/blog/openai-minio-and-why-you-should-always-use-docker-cli-scan-to-keep-your-supply-chain-clean
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-28432
Data: NIST NVD + CISA KEV. NVD last modified 2025-10-24. Always verify against the vendor advisory before acting.