CVE-2026-72921

Published: Aug 11, 2026Modified: Aug 13, 2026

8.1

Vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N

Exploitability: 2.8 / Impact: 5.2

Source: security-advisories@github.com (Secondary)

Description

SeaweedFS is a distributed storage system. Prior to 4.24, the weed/server/filer_server_handlers.go allowed_prefixes authorization check used strings.HasPrefix on raw path strings, so a filer JWT scoped to /tenant1 also authorized sibling paths such as /tenant1234, /tenant1-old, and /tenant1backup, enabling cross-tenant reads and writes with a valid scoped token. This issue is fixed in version 4.24.

Related CWEs

CWE-863

Incorrect Authorization

The product performs an authorization check when an actor attempts to access a resource or perform an action, but it does not correctly perform the check. This allows attackers to bypass intended access restrictions.

References (4)

https://github.com/seaweedfs/seaweedfs/commit/05ed5c9ae8a2a45101b52b61d02f170d20d587ff

Source: security-advisories@github.com

https://github.com/seaweedfs/seaweedfs/pull/9439

Source: security-advisories@github.com

https://github.com/seaweedfs/seaweedfs/releases/tag/4.24

Source: security-advisories@github.com

https://github.com/seaweedfs/seaweedfs/security/advisories/GHSA-gv5w-hfx8-8cwq

Source: security-advisories@github.com

Timeline

No history available yet.