Moole Vulnerability Database

Find real vulnerabilities before they ship

High

CVE-2026-34204

MinIO is a high-performance object storage system. Prior to version RELEASE.2026-03-26T21-24-40Z, a flaw in extractMetadataFromMime() allows any authenticated user with s3:PutObject permission to inject internal server-side encryption metadata into objects by sending crafted X-Minio-Replication-* headers on a normal PutObject request. This issue has been patched in version RELEASE.2026-03-26T21-24-40Z.

VectorNETWORK

PublishedMar 31, 2026, 20:16

Published Bysecurity-advisories@github.com

Base Score

Score7.1

Affected Versions

Package (Ecosystem)IntroducedFixedLimit

github.com/minio/minio(Go)0.0.0-20240328174456-468a9fae83e9N/AN/A

References

https://github.com/minio/minio/security/advisories/GHSA-3rh2-v3gr-35p9

Weakness Type

CWE-287

CVSS Metrics

Base Score

7.1

Vector String

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Base SeverityHigh

Version

4.0

Attack Vector (AV)

NETWORK