The vulnerability of the extractMetadataFromMime() function in the MinIO storage server allows a attacker to trigger a service failure.

The vulnerability of the extractMetadataFromMime function in the MinIO storage server is related to deficiencies in authentication procedures. Exploiting this vulnerability could allow an attacker to cause service interruptions by sending specially crafted X-Minio-Replication- headers...

SUSE 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-...

BIT-MINIO-2026-34204 MinIO is Vulnerable to SSE Metadata Injection via Replication Headers

MinIO is a high-performance object storage system. Prior to version 2026.03.26, 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...

GO-2026-4896 MinIO is Vulnerable to SSE Metadata Injection via Replication Headers in github.com/minio/minio

MinIO is Vulnerable to SSE Metadata Injection via Replication Headers in github.com/minio/minio...

PT-2026-29942

MinIO is Vulnerable to SSE Metadata Injection via Replication Headers in github.com/minio/minio...

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-...

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-...

CVE-2026-34204 MinIO is Vulnerable to SSE Metadata Injection via Replication Headers

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-...

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-...

CVE-2026-34204 MinIO is Vulnerable to SSE Metadata Injection via Replication Headers

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-...

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-...

CVE-2026-34204

CVE-2026-34204 affects the MinIO object storage system. A flaw in extractMetadataFromMime() lets any authenticated user with s3:PutObject inject internal server-side encryption metadata into objects by sending crafted X-Minio-Replication-* headers on a normal PutObject request. The issue is fixed...

GHSA-3RH2-V3GR-35P9 MinIO is Vulnerable to SSE Metadata Injection via Replication Headers

Impact What kind of vulnerability is it? Who is impacted? 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. The...

Missing Authorization

Overview github.com/minio/minio is a high performance object storage server compatible with Amazon S3 APIs. Affected versions of this package are vulnerable to Missing Authorization via the extractMetadataFromMime function. An attacker can make objects permanently unreadable by injecting crafted...

MinIO is Vulnerable to SSE Metadata Injection via Replication Headers

Impact What kind of vulnerability is it? Who is impacted? 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. The...

PT-2026-28605

Name of the Vulnerable Software and Affected Versions MinIO versions prior to RELEASE.2026-03-26T21-24-40Z Description A flaw in the extractMetadataFromMime function allows any authenticated user with s3:PutObject permission to inject internal server-side encryption metadata into objects. This is...