CVE-2023-28432
Minio Information Disclosure in Cluster Deployment
- High 7.5
- Exploited: added to CISA KEV 21 Apr 2023
Description
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.
Key facts
- Published
- 22 Mar 2023
- Last changed
- 21 Oct 2025
- Assigned by
- GitHub_M
- KEV added
- 21 Apr 2023
- KEV fix due
- 12 May 2023
- EPSS
- 83.957% likely to be exploited in the next 30 days, higher than 99.699% of CVEs (scores for 15 Nov 2026)
- SSVC (CISA)
- Exploitation: active; Automatable: yes; Technical impact: partial
Severity scores
Each score is shown as its source gave it. They are not averaged or merged.
- 7.5CVSS 3.1, Highfrom the CNA (GitHub_M)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
What to do
- Apply updates per vendor instructions.CISA KEV required action
Historical context and remediation
This reference retains the original CVE publication date. A recent record update does not mean a new attack occurred.
No separately sourced impact summary is available on this page yet. Consult the description, version data and dated exploitation evidence.
Version statuses below come from the CNA. An “unaffected” version is not necessarily a currently supported release or proof of a patch date. EPSS is a dated risk estimate, not a count of historical attacks.
Affected products
| Vendor | Product | Versions |
|---|---|---|
| minio | minio |
|
Timeline
- 22 Mar 2023 Published
- 21 Apr 2023 CVE-2023-28432 added to CISA KEV
- 21 Apr 2023 Added to the CISA KEV catalogue