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CVE-2026-34204

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CVE-2026-34204

Published: Mar 31, 2026

Modified: Apr 1, 2026

PUBLISHED

Description

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.

VendorProductVersions

minio

minio

affected
< RELEASE.2026-03-26T21-24-40Z

Weaknesses (CWE)

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