SeaweedFS: Filer JWT allowed_prefixes literal prefix match allows cross-tenant access to sibling paths

Date Sep 2, 2026
Type Vendor advisory
Signal High-risk advisory
Vendor / Product Go ยท github.com/seaweedfs/seaweedfs
CVE CVE-2026-72921
High-risk advisory CVE-2026-72921

Summary

SeaweedFS: Filer JWT allowed_prefixes literal prefix match allows cross-tenant access to sibling paths

Why it matters

GitHub has published a reviewed security advisory for github.com/seaweedfs/seaweedfs. Prioritize it with other application dependency updates, especially because EPSS places it in the 15% percentile.

Operator check

Check whether github.com/seaweedfs/seaweedfs is present in application dependency manifests, lockfiles, or build images. Review the GitHub advisory and upgrade to a patched version where available. EPSS probability: 0.2%; percentile: 15%.

Sources

PatchBrief uses public sources. It does not scan environments, verify exposure, or replace vendor guidance.