CVE-2026-55874

SeaweedFS is a distributed storage system. Prior to 4.34, the S3 API gateway does not reject dot-dot path segments in the X-Amz-Copy-Source header used by CopyObject and UploadPartCopy, allowing an authenticated identity scoped to one bucket to read objects from other buckets through server-side...

PT-2026-56468

Name of the Vulnerable Software and Affected Versions SeaweedFS versions prior to 4.34 Description The S3 API gateway fails to properly validate input in the X-Amz-Copy-Source header used by the CopyObject and UploadPartCopy functions. This improper validation allows the use of dot-dot path...

CVE-2026-55874: Improper Limitation of a Pathname to a Restricted Directory

SeaweedFS is a distributed storage system. Prior to 4.34, the S3 API gateway does not reject dot-dot path segments in the X-Amz-Copy-Source header used by CopyObject and UploadPartCopy, allowing an authenticated identity scoped to one bucket to read objects from other buckets through server-side...