CVE-2026-55873 SeaweedFS: Improper authorization in the S3Tables / Iceberg REST management API lets a low-privileged S3 user enumerate administrator-owned table buckets

SeaweedFS is a distributed storage system. In versions 4.08 through 4.33, requests signed with SigV4 service s3tables are routed to the S3Tables management API where authorization collapses account-less S3 identities into the shared admin account and fails open, allowing an authenticated...

CVE-2026-55873

SeaweedFS (distributed storage) has a vulnerability in versions 4.08–4.33 where requests signed with SigV4 for s3tables are routed to the S3Tables management API. This causes authorization to collapse account-less S3 identities into the shared admin account and fail open, enabling an authenticate...