High severity · published Oct 13, 2026
CVE-2026-110220
Kubeflow Model Registry through 0.3.17 SSRF via InferenceService Controller URL Annotation
7.1
CVSS
0.3%
EPSS
No
On KEV
Description
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:N
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
Low
Integrity
High
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 28% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
MR
Model Registry · Kubeflow
through 0.3.17 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-110220
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-110220
third-party-advisory
https://hackmd.io/@1ExmmukzRMWN7B4gQ4W-4Q/kubeflow-hub-controller-token-url-forwarding
technical-description
https://github.com/kubeflow/hub/blob/v0.3.17/pkg/inferenceservice-controller/controller.go#L268-L292
technical-description
https://github.com/kubeflow/hub/blob/v0.3.17/pkg/openapi/client.go#L420-L423
technical-description
https://github.com/kubeflow/hub/blob/v0.3.17/cmd/controller/main.go#L224-L228
product
https://github.com/kubeflow/hub
third-party-advisory
https://www.vulncheck.com/advisories/kubeflow-model-registry-through-0.3.17-ssrf-via-inferenceservice-controller-url-annotation