{"id":"CVE-2026-18621","aliases":["EUVD-2026-55814","GHSA-6wxg-hpw6-m2x7"],"status":"published","title":"Data-sciences-pipeline: dsp: v1 argo template path accepts arbitrary workflow spec, bypassing all v2 security hardening","description":"A flaw was found in Data Science Pipelines (DSP). An attacker with namespace editor privileges can bypass security hardening by submitting a malicious Argo Workflow through the V1 API path. This allows the API server to create pods with elevated privileges, acting as a 'confused deputy' on behalf of the attacker. Successful exploitation grants the attacker node-root access, enabling arbitrary code execution and full control over the underlying node.","severity":{"version":"3.1","score":7.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:L","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.0052,"percentile":0.44655,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-266"],"published":"2026-08-10T20:44:37Z","modified":"2026-10-19T12:32:41Z","products":[{"vendor":"red hat","product":"red hat ai inference server"},{"vendor":"red hat","product":"red hat openshift ai 2.25"},{"vendor":"red hat","product":"red hat openshift ai 3.3"},{"vendor":"red hat","product":"red hat openshift ai 3.4"}],"references":[{"url":"https://access.redhat.com/errata/RHSA-2026:53261","tags":["vendor-advisory","x_refsource_REDHAT"]},{"url":"https://access.redhat.com/errata/RHSA-2026:53262","tags":["vendor-advisory","x_refsource_REDHAT"]},{"url":"https://access.redhat.com/errata/RHSA-2026:53263","tags":["vendor-advisory","x_refsource_REDHAT"]},{"url":"https://access.redhat.com/errata/RHSA-2026:60520","tags":["vendor-advisory","x_refsource_REDHAT"]},{"url":"https://access.redhat.com/errata/RHSA-2026:65126","tags":["vendor-advisory","x_refsource_REDHAT"]},{"url":"https://access.redhat.com/errata/RHSA-2026:84734","tags":["vendor-advisory","x_refsource_REDHAT"]},{"url":"https://access.redhat.com/security/cve/CVE-2026-18621","tags":["vdb-entry","x_refsource_REDHAT"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2510327","tags":["issue-tracking","x_refsource_REDHAT"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-18621"},{"url":"https://github.com/advisories/GHSA-6wxg-hpw6-m2x7"}],"sources":{"cve":[{"id":"CVE-2026-18621","title":"Data-sciences-pipeline: dsp: v1 argo template path accepts arbitrary workflow spec, bypassing all v2 security hardening","description":"A flaw was found in Data Science Pipelines (DSP). An attacker with namespace editor privileges can bypass security hardening by submitting a malicious Argo Workflow through the V1 API path. This allows the API server to create pods with elevated privileges, acting as a 'confused deputy' on behalf of the attacker. Successful exploitation grants the attacker node-root access, enabling arbitrary code execution and full control over the underlying node.","status":"published","published":"2026-08-10T20:44:37.373Z","modified":"2026-10-19T11:10:02.378Z","cvss":[{"version":"3.1","score":7.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:L","level":"high","assessor":"cna"}],"cwes":["CWE-266"],"updated_at":"2026-11-02T14:20:12.260247Z"}],"euvd":[{"id":"EUVD-2026-55814","description":"A flaw was found in Data Science Pipelines (DSP). An attacker with namespace editor privileges can bypass security hardening by submitting a malicious Argo Workflow through the V1 API path. This allows the API server to create pods with elevated privileges, acting as a 'confused deputy' on behalf of the attacker. Successful exploitation grants the attacker node-root access, enabling arbitrary code execution and full control over the underlying node.","status":"published","published":"2026-08-10T20:44:37Z","modified":"2026-10-19T11:10:02Z","cvss":[{"version":"3.1","score":7.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:L","level":"high"}],"updated_at":"2026-11-02T16:59:51.629031Z"}],"ghsa":[{"id":"GHSA-6wxg-hpw6-m2x7","title":"A flaw was found in Data Science Pipelines (DSP). An attacker with namespace editor privileges...","description":"A flaw was found in Data Science Pipelines (DSP). An attacker with namespace editor privileges can bypass security hardening by submitting a malicious Argo Workflow through the V1 API path. This allows the API server to create pods with elevated privileges, acting as a 'confused deputy' on behalf of the attacker. Successful exploitation grants the attacker node-root access, enabling arbitrary code execution and full control over the underlying node.","status":"published","published":"2026-08-10T21:32:06Z","modified":"2026-10-19T12:32:41Z","cvss":[{"version":"3.1","score":7.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:L","level":"high"}],"cwes":["CWE-266"],"updated_at":"2026-11-02T15:13:56.45986Z"}],"nvd":[{"id":"CVE-2026-18621","description":"A flaw was found in Data Science Pipelines (DSP). An attacker with namespace editor privileges can bypass security hardening by submitting a malicious Argo Workflow through the V1 API path. This allows the API server to create pods with elevated privileges, acting as a 'confused deputy' on behalf of the attacker. Successful exploitation grants the attacker node-root access, enabling arbitrary code execution and full control over the underlying node.","status":"published","published":"2026-08-10T21:17:20.617Z","modified":"2026-10-19T12:17:04.537Z","cvss":[{"version":"3.1","score":7.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:L","level":"high","assessor":"secondary"}],"cwes":["CWE-266"],"updated_at":"2026-11-02T14:12:36.102748Z"}]}}