CVE-2026-57510 – SuperPlane < 0.27.0 Broken Object Level Authorization via CanvasService gRPC

CVE ID :CVE-2026-57510

Published : July 28, 2026, 8:17 p.m. | 23 minutes ago

Description :SuperPlane before 0.27.0 contains a broken object-level authorization vulnerability in the CanvasService gRPC handlers that allows authenticated users with viewer-level access to one organization to access resources belonging to other organizations by supplying arbitrary canvas or queue UUIDs without organization scoping. Attackers can read cross-tenant execution history and event payloads containing sensitive secrets, write queue items and canvas events into victim organizations, delete arbitrary canvases, and disrupt automation workflows across tenant boundaries.

Severity: 8.8 | HIGH

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