{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-65835","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","state":"PUBLISHED","assignerShortName":"GitHub_M","dateReserved":"2026-07-22T23:16:47.753Z","datePublished":"2026-07-30T19:53:52.769Z","dateUpdated":"2026-07-31T19:17:25.535Z"},"containers":{"cna":{"title":"Capsule: Incomplete fix of CVE-2026-22872: TenantResource RawItems and Generators still allow cluster-scoped resource creation (cross-tenant privilege escalation)","problemTypes":[{"descriptions":[{"cweId":"CWE-269","lang":"en","description":"CWE-269: Improper Privilege Management","type":"CWE"}]},{"descriptions":[{"cweId":"CWE-863","lang":"en","description":"CWE-863: Incorrect Authorization","type":"CWE"}]}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"LOW","baseScore":6.6,"baseSeverity":"MEDIUM","confidentialityImpact":"LOW","integrityImpact":"LOW","privilegesRequired":"HIGH","scope":"CHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:L","version":"3.1"}}],"references":[{"name":"https://github.com/projectcapsule/capsule/security/advisories/GHSA-jr6p-8pjj-mfx6","tags":["x_refsource_CONFIRM"],"url":"https://github.com/projectcapsule/capsule/security/advisories/GHSA-jr6p-8pjj-mfx6"},{"name":"https://github.com/projectcapsule/capsule/releases/tag/v0.13.8","tags":["x_refsource_MISC"],"url":"https://github.com/projectcapsule/capsule/releases/tag/v0.13.8"}],"affected":[{"vendor":"projectcapsule","product":"capsule","versions":[{"version":">= 0.13.0, < 0.13.8","status":"affected"}]}],"providerMetadata":{"orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","shortName":"GitHub_M","dateUpdated":"2026-07-30T19:53:52.769Z"},"descriptions":[{"lang":"en","value":"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 ResourceReference.LoadResources and IsNamespacedGVK cluster-scoped resource rejection guard used by NamespacedItems, allowing a Tenant Owner to create cluster-scoped resources such as ClusterRole or ValidatingWebhookConfiguration through the cluster-admin controller client. This issue is fixed in version 0.13.8."}],"source":{"advisory":"GHSA-jr6p-8pjj-mfx6","discovery":"UNKNOWN"}},"adp":[{"references":[{"url":"https://github.com/projectcapsule/capsule/security/advisories/GHSA-jr6p-8pjj-mfx6","tags":["exploit"]}],"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-07-31T19:16:44.046805Z","id":"CVE-2026-65835","options":[{"Exploitation":"poc"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-07-31T19:17:25.535Z"}}]}}