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archivevulnerability · 18 Sep 2026 · 17:14 UTC

GHSA-gjw4-3v3v-rqxg: Capsule: Tenant owner bypasses Capsule's forbidden namespace/service/node label and annotation enforcement

VULNCVE-2026-61672source · GTH
HIGHHigh-risk vulnerability — CVSS 7.1

last 60 dispatches · spectrum

## Summary Capsule lets a cluster administrator forbid specific metadata keys that tenant owners must not place on their own resources: `Tenant.spec.namespaceOptions.forbiddenLabels` / `forbiddenAnnotations` (namespaces), `Tenant.spec.serviceOptions.forbiddenLabels` / `forbiddenAnnotations` (Services), and the cluster-wide forbidden worker-node labels/annotations. …

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