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Vulnerabilities

Vulnerability · CVE-2025-62506

MinIO is a high-performance object storage system.

Published Oct 16, 2025 · catalog updated Oct 23, 2025 · MinIO is a high-performance

Last checked Nov 8, 2026. A connected source was read within the last 7 days.

Check if you run it

No confirmed exploitation is on record for CVE-2025-62506. EPSS is 0.56%. Act only if a listed version of MinIO is a high-performance is installed.

Gaps on this record

  • The stored product name is a package slug. The name on this page is taken from the title (MinIO is a high-performance).
  • No vendor fix or required action is stored. Compare the linked advisory before you change production.

Same product and reporting

Severity
High8.1
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.56%
Remediation
Version ranges on file
Affected products
vendor minio minio < RELEASE.2025-10-15T17-29-55Z

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 policies to bypass their inline policy restrictions when performing operations on their own account, specifically when creating new service accounts for the same user. The vulnerability exists in the IAM policy validation logic where the code incorrectly relied on the DenyOnly argument when validating session policies for restricted accounts. When a session policy

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor minio minio < RELEASE.2025-10-15T17-29-55Z< RELEASE.2025-10-15T17-29-55Z

How to fix CVE-2025-62506

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2025-62506. EPSS is 0.56%. Act only if a listed version of MinIO is a high-performance is installed.

Which versions are affected?

Compare what you have installed with minio minio < RELEASE.2025-10-15T17-29-55Z < RELEASE.2025-10-15T17-29-55Z. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 0.56%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

Timeline

Detection, updates, and resolution for this record.

  1. Oct 16, 2025 · EUVD

    Detected

    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 policies to bypass their inline policy restrictions when performing operations on their own account, specifically when creating new service accounts for the same user.

  2. Oct 23, 2025 · EUVD

    Updated

    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 policies to bypass their inline policy restrictions when performing operations on their own account, specifically when creating new service accounts for the same user.

Sources

  • CVE.orgVulnerability recordCVE-2025-62506

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2025-62506

    30-day exploitation probability 0.56%

    first.org
  • EUVDVulnerability recordEUVD-2025-34834

    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 policies to bypass their inline policy restrict

    euvd.enisa.europa.eu
  • urlscan.ioThreat intelligenceCVE-2025-62506
    urlscan.io

References

Freshness

Last verified in this catalog Nov 8, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.

  • FIRST EPSSNov 8, 2026
  • urlscan.ioNov 2, 2026
  • CVE.orgOct 26, 2026
  • EUVDOct 26, 2026