Capsule has an incomplete fix of CVE-2026-22872: TenantResource RawItems and Generators still allow cluster-scoped resource creation (cross-tenant privilege escalation)

Summary CVE-2026-22872 GHSA-qjjm-7j9w-pw72 reported that a Tenant Owner could create cluster-scoped resources e.g. ClusterRole, ValidatingWebhookConfiguration through a TenantResource, because the controller applies them with its cluster-admin ServiceAccount and SetNamespace is ineffective for...

CVE-2026-65835 Capsule: Incomplete fix of CVE-2026-22872: TenantResource RawItems and Generators still allow cluster-scoped resource creation (cross-tenant privilege escalation)

Capsule is a multi-tenancy and policy-based framework for Kubernetes. From 0.13.0 until 0.13.8, after the incomplete CVE-2026-22872 fix, TenantResource RawItems and Generators in internal/controllers/resources/collect.go, including handleRawItem and handleGeneratorItem, did not apply the...