CVE-2026-39360

RustFS is a distributed object storage system built in Rust. Prior to alpha.90, RustFS contains a missing authorization check in the multipart copy path UploadPartCopy. A low-privileged user who cannot read objects from a victim bucket can still exfiltrate victim objects by copying them into an...

EUVD-2026-19867

RustFS has an authorization bypass in multipart UploadPartCopy enables cross-bucket object exfiltration...

CVE-2026-39360 RustFS has an authorization bypass in multipart UploadPartCopy enables cross-bucket object exfiltration

RustFS is a distributed object storage system built in Rust. Prior to alpha.90, RustFS contains a missing authorization check in the multipart copy path UploadPartCopy. A low-privileged user who cannot read objects from a victim bucket can still exfiltrate victim objects by copying them into an...