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Server-side request forgery in Kubeflow Model Registry leaks tokens

Priority MEDIUM 64CWE-918Published · Updated

Key facts

Attack vector
Network
Privileges required
Low
User interaction
None
Attack complexity
Low
Attack requirements
None
Impact type
—
Confidentiality · integrity · availability
Low · High · None
Fix status
No fix listed

Attack profile from CVSS 4.0 · CNA. Fix status from CNA.

Summary

Kubeflow Model Registry through 0.3.17 contains a server-side request forgery (CWE-918) that lets namespace users steal the controller ServiceAccount token through the modelregistry.kubeflow.org/url annotation. An attacker creates an InferenceService that points this annotation at their own server, captures the bearer token, and can modify other tenants' InferenceServices cluster-wide. The CVSS 4.0 base score is 7.1 (HIGH).

Written with Claude Haiku 5.5 from the sources below · 2026-10-28

Description from the CNA

Kubeflow Model Registry through 0.3.17 contains a server-side request forgery vulnerability that allows namespace users to steal the controller ServiceAccount token via the modelregistry.kubeflow.org/url annotation. Attackers can create an InferenceService pointing the annotation at their server, capture the bearer token, and modify other tenants' InferenceServices cluster-wide.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00347 28th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
Poc
Automatable
No
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
kubeflowModel Registryup to 0.3.17—No fix listedCNA
  • Model Registry Vendorkubeflow Affected up to 0.3.17 Fixed in — No fix listed CNA

Remediation

No fixed version is listed for Kubeflow Model Registry through 0.3.17, so no upgrade target exists yet. Red Hat rates the issue Important. Track GHSA-q9m2-3393-574q for a patched release.

Written with Claude Haiku 5.5 from the sources below · 2026-10-28

Vendor assessments

Red Hat

Red Hat rating: Important. Red Hat's page for this CVE →

Not affected: 1 product
  • Red Hat OpenShift AI (RHOAI)

Timeline

  1. 2026-10-13 Threatist record created from CVE-2026-110220
  2. 2026-10-13 Alias added: GHSA-q9m2-3393-574q
  3. 2026-10-14 Priority changed: MEDIUM → LOW
  4. 2026-10-15 Affected versions changed · Red Hat
  5. 2026-10-15 CVSS score added · Red Hat
  6. 2026-10-16 Affected versions changed · Red Hat
  7. 2026-10-26 CISA SSVC decision points changed
  8. 2026-10-26 Priority changed: LOW → MEDIUM

References

  • TI-2026-39556 Improper access control in kubeflow pipelines CVSS 3.1CRITICAL 10.0
  • TI-2024-05160 ReDoS in kubeflow/kubeflow CVSS 3.1HIGH 7.5
  • TI-2026-34822 Kubeflow Community Distribution: Overly Permissive Istio Permissions Allows Kubeflow Authorization Token Stealing CVSS 3.1HIGH 8.0
  • TI-2026-85696 Server-side request forgery in Kubeflow Pipelines TensorBoard proxy CVSS 3.1MEDIUM 5.8
  • TI-2026-85698 Server-side request forgery in Kubeflow Pipelines artifact endpoints CVSS 3.1HIGH 8.6
  • TI-2026-85695 Kubeflow Pipelines API server skips authorization for shared pipeline uploads CVSS 3.1CRITICAL 9.6
See all 19 →

Sources