Auth bypass in Minio
CVE-2025-62506
MinIO is a high-performance object storage system. In all versions prior to RELEASE.2025-10-15T17-29-55Z, a privilege escalation vulnerability allows service accounts and STS (Security Token Service) accounts with restricted session polici…
Vulnerability class: Broken Access Control
EPSS: 0.005 (40.4th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N.
Affected products
- Minio — versions < RELEASE.2025-10-15T17-29-55Z
Weakness classification (CWE)
References
- security-advisories@github.com (x_refsource_CONFIRM)
- security-advisories@github.com (x_refsource_MISC)
- security-advisories@github.com (x_refsource_MISC)
- af854a3a-2127-422b-91ae-364da2661108
- af854a3a-2127-422b-91ae-364da2661108
- af854a3a-2127-422b-91ae-364da2661108
Frequently asked questions
- What is CVE-2025-62506?
- CVE-2025-62506 is a high-severity vulnerability in Minio, classified under Incorrect Authorization. CVSS score: 8.1/10. Published 2025-10-16.
- How severe is CVE-2025-62506?
- High severity. CVSS v3 base score is 8.1 out of 10.