{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-88983", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-09-10T16:02:31.342Z", "datePublished": "2026-11-05T21:58:53.008Z", "dateUpdated": "2026-11-05T21:58:53.008Z"}, "containers": {"cna": {"title": "Kubeflow Pipelines \u2014 API server fetches a caller-supplied pipelineURL without host validation", "problemTypes": [{"descriptions": [{"cweId": "CWE-441", "lang": "en", "description": "CWE-441: Unintended Proxy or Intermediary ('Confused Deputy')", "type": "CWE"}]}, {"descriptions": [{"cweId": "CWE-918", "lang": "en", "description": "CWE-918: Server-Side Request Forgery (SSRF)", "type": "CWE"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 5, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N", "version": "3.1"}}], "references": [{"name": "https://github.com/kubeflow/pipelines/security/advisories/GHSA-f7vj-6669-qvv4", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/kubeflow/pipelines/security/advisories/GHSA-f7vj-6669-qvv4"}, {"name": "https://github.com/kubeflow/pipelines/pull/12750", "tags": ["x_refsource_MISC"], "url": "https://github.com/kubeflow/pipelines/pull/12750"}, {"name": "https://github.com/kubeflow/pipelines/commit/504d7797c1e061327ddb2bcb8bc1c5dd4940cfc3", "tags": ["x_refsource_MISC"], "url": "https://github.com/kubeflow/pipelines/commit/504d7797c1e061327ddb2bcb8bc1c5dd4940cfc3"}, {"name": "https://github.com/kubeflow/pipelines/releases/tag/2.17.0", "tags": ["x_refsource_MISC"], "url": "https://github.com/kubeflow/pipelines/releases/tag/2.17.0"}], "affected": [{"vendor": "kubeflow", "product": "pipelines", "versions": [{"version": "< 2.17.0", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-11-05T21:58:53.008Z"}, "descriptions": [{"lang": "en", "value": "Kubeflow Pipelines enables users to build and deploy portable, scalable machine learning workflows. Prior to 2.17.0, the API server's pipeline and pipeline-version creation paths fetch a caller-supplied pipelineURL without restricting the destination. An authenticated caller with permission to create a pipeline or pipeline version can make requests from the API server to internal services and observe a limited status-code oracle. Arbitrary response-body disclosure, credential theft, and integrity or availability impact are not established. This issue is fixed in version 2.17.0."}], "source": {"advisory": "GHSA-f7vj-6669-qvv4", "discovery": "UNKNOWN"}}}}

{}

{"affected": [{"affectedData": [{"product": "pipelines", "vendor": "kubeflow", "versions": [{"status": "affected", "version": "< 2.17.0"}]}], "source": "security-advisories@github.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Kubeflow Pipelines enables users to build and deploy portable, scalable machine learning workflows. Prior to 2.17.0, the API server's pipeline and pipeline-version creation paths fetch a caller-supplied pipelineURL without restricting the destination. An authenticated caller with permission to create a pipeline or pipeline version can make requests from the API server to internal services and observe a limited status-code oracle. Arbitrary response-body disclosure, credential theft, and integrity or availability impact are not established. This issue is fixed in version 2.17.0."}], "id": "CVE-2026-88983", "lastModified": "2026-11-05T22:18:54.417", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 5.0, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 3.1, "impactScore": 1.4, "source": "security-advisories@github.com", "type": "Secondary"}]}, "published": "2026-11-05T22:18:54.417", "references": [{"source": "security-advisories@github.com", "url": "https://github.com/kubeflow/pipelines/commit/504d7797c1e061327ddb2bcb8bc1c5dd4940cfc3"}, {"source": "security-advisories@github.com", "url": "https://github.com/kubeflow/pipelines/pull/12750"}, {"source": "security-advisories@github.com", "url": "https://github.com/kubeflow/pipelines/releases/tag/2.17.0"}, {"source": "security-advisories@github.com", "url": "https://github.com/kubeflow/pipelines/security/advisories/GHSA-f7vj-6669-qvv4"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-441"}, {"lang": "en", "value": "CWE-918"}], "source": "security-advisories@github.com", "type": "Primary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0,2.17.0)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "pipelines", "source": "cna", "vendor": "kubeflow"}, "product": "pipelines", "vendor": "kubeflow"}], "created": "2026-11-05T23:45:07.426404+00:00", "updated": "2026-11-06T00:15:15.163966+00:00", "vendors": ["kubeflow", "kubeflow$PRODUCT$pipelines"]}