[ CVE-2026-106461 · Published 6 Oct 2026 ]

Backstage: Incorrect authorization in scaffolder task listing

CVSS 4.3 EPSS <1%Fix available

[ Description ]Official description

Backstage is an open framework for building developer portals. Prior to 4.1.0, the @backstage/plugin-scaffolder-backend package is affected by incorrect authorization in scaffolder task listing. An authenticated internal user may be able to view metadata for scaffolder tasks outside the visibility intended by a deployment's permission policy. Stored task secrets are not included in the affected response, and no integrity or availability impact was identified. This issue is fixed in version 4.1.0.

[ Fixes ]Fixes and patches

[ Packages ]Affected open-source packages

  • @backstage/plugin-scaffolder-backend npmAffected < 4.1.0 · fixed in 4.1.0 · GHSA-7hfw-grcm-cqm6