{"id":"EM-20261109-12OB","url":"https://cyber.eventmonitor.net/incident/EM-20261109-12OB/critical-kubeflow-pipelines-vulnerability-cve-2026-77596/","type":"cve","title":"Critical Kubeflow Pipelines Vulnerability (CVE-2026-77596)","subtitle":"CVE-2026-77596","subject":"CVE-2026-77596","status":"Developing","severity":"critical","affected":[],"headline":null,"born":"2026-11-09T22:22:41.000Z","firstSignal":"2026-11-05T23:17:00.767Z","lastSignal":"2026-11-09T22:22:41.000Z","updated":"2026-11-09T23:10:58.551Z","revision":1,"life":[{"status":"Born","at":"2026-11-09T22:22:41.000Z","why":"second independent source: C26 GitHub Advisory Database"},{"status":"Developing","at":"2026-11-09T22:22:41.000Z","why":"signals keep joining"}],"changeLog":[{"at":"2026-11-05T23:17:00.767Z","what":"First signal: C6 NVD CVE API 2.0"},{"at":"2026-11-09T22:22:41.000Z","what":"Born: second source, C26 GitHub Advisory Database. Page EM-20261109-12OB created."}],"stages":[{"name":"Disclosed","at":"2026-11-05T23:17:00.767Z","detail":"C6 NVD published"},{"name":"Scored","at":"2026-11-05T23:17:00.767Z","detail":"CVSS 9.6 · EPSS 0.3%"},{"name":"Exploited","at":null,"detail":"No exploitation reported"},{"name":"Advisories","at":null,"detail":"None yet"},{"name":"Vendor Response","at":null,"detail":"None in sources yet"},{"name":"Resolved","at":null,"detail":"After 14 quiet days"}],"signals":[{"at":"2026-11-05T23:17:00.767Z","source":"C6","sourceName":"NVD CVE API 2.0","role":"Database","severity":4,"title":"CVE-2026-77596 (CVSS 9.6)","text":"Kubeflow Pipelines enables users to build and deploy portable, scalable machine learning workflows. Prior to 2.18.0, the multi-user HTTP endpoints POST /apis/v2beta1/pipelines/upload and POST /apis/v2beta1/pipelines/upload_version call canUploadVersionedPipeline, which returns without SubjectAccessReview when the target namespace is empty while REQUIRE_NAMESPACE_FOR_PIPELINES defaults to false. A low-privilege tenant can create shared pipelines or inject attacker-controlled versions into existing shared pipelines without the required write permission; if the API server is directly reachable…","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-77596"},{"at":"2026-11-09T22:22:41.000Z","source":"C26","sourceName":"GitHub Advisory Database","role":"Database","severity":4,"title":"GHSA-rjr3-43j3-4q8g / CVE-2026-77596: Kubeflow Pipelines API server lacks authorization for shared pipeline uploads","text":"go:github.com/kubeflow/pipelines","url":"https://github.com/advisories/GHSA-rjr3-43j3-4q8g"}],"crowd":[],"reference":{"nvd":{"published":"2026-11-05T23:17:00.767","score":9.6,"severity":"CRITICAL","desc":"Kubeflow Pipelines enables users to build and deploy portable, scalable machine learning workflows. Prior to 2.18.0, the multi-user HTTP endpoints POST /apis/v2beta1/pipelines/upload and POST /apis/v2beta1/pipelines/upload_version call canUploadVersionedPipeline, which returns without…","product":"","seen":1794008532627},"kev":null,"epss":{"epss":0.0025,"pct":0.16468,"at":1794265858551},"p0":false},"mergedInto":null,"publisher":"Event Monitor Cyber"}