EUVD-2026-94012

Backstage: Improper preservation of access restrictions during service credential delegation...

GHSA-CQ7V-RFGC-5C7V Backstage: Improper preservation of access restrictions during service credential delegation

Impact An external service credential configured with access restrictions e.g., read-only could bypass those restrictions by routing requests through plugin delegation paths. This could allow a restricted service to perform operations beyond its intended scope, including write operations on plugi...

CVE-2026-106492

A flaw was found in @backstage/backend-defaults. The package fails to properly preserve access restrictions during service credential delegation when requests are routed through plugin delegation paths. An authenticated service with limited privileges can exploit this issue to bypass access...

CVE-2026-106492

Backstage is an open framework for building developer portals. Prior to 0.16.1 and 0.17.8, the @backstage/backend-defaults package is affected by improper preservation of access restrictions during service credential delegation. An external service credential configured with access restrictions...

CVE-2026-106492 Backstage: Improper preservation of access restrictions during service credential delegation

Backstage is an open framework for building developer portals. Prior to 0.16.1 and 0.17.8, the @backstage/backend-defaults package is affected by improper preservation of access restrictions during service credential delegation. An external service credential configured with access restrictions...

CVE-2026-106492 Backstage: Improper preservation of access restrictions during service credential delegation

Backstage is an open framework for building developer portals. Prior to 0.16.1 and 0.17.8, the @backstage/backend-defaults package is affected by improper preservation of access restrictions during service credential delegation. An external service credential configured with access restrictions...

CVE-2026-106492

The Backstage framework is vulnerable in the @backstage/backend-defaults package prior to versions 0.16.1 and 0.17.8 . The root cause is the improper preservation of access restrictions during service credential delegation. Specifically, an external service credential with restrictions (such as r...

PT-2026-107277

Name of the Vulnerable Software and Affected Versions Backstage versions prior to 0.16.1 Backstage versions prior to 0.17.8 Description The @backstage/backend-defaults package fails to properly preserve access restrictions during service credential delegation. An external service credential...

CVE-2026-106492: Improper Privilege Management

Backstage is an open framework for building developer portals. Prior to 0.16.1 and 0.17.8, the @backstage/backend-defaults package is affected by improper preservation of access restrictions during service credential delegation. An external service credential configured with access restrictions...