High [CVE-2026-13717] MaaS/llm-d inference Gateway: default allowedRoutes.namespaces.from: All allows namespace users to hijack shared model-serving traffic (tokens, prompts, outputs)
This high-severity Red Hat Linux advisory covers CVE-2026-13717; related products: Red Hat OpenShift AI 3.4, Red Hat OpenShift AI (RHOAI).
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Summary
MaaS/llm-d inference Gateway: default allowedRoutes.namespaces.from: All allows namespace users to hijack shared model-serving traffic (tokens, prompts, outputs). Red Hat rates this important (CVSS 8.8).
Weakness: CWE-284. Red Hat lists fixing advisory RHSA-2026:53262 with package rhoai/odh-rhel9-operator:1786123541, rhoai/odh-maas-controller-rhel9:1787153684.
Affected products named by the advisory: Red Hat OpenShift AI 3.4; Red Hat OpenShift AI (RHOAI).
Affected versions
No affected-version range was extracted from the source record. The vendor advisory is authoritative — check it before change work.
Official advisory · high-confidence parse· fetched 2 months ago·verify at source
- rhoai/odh-rhel9-operator:1786123541
- rhoai/odh-maas-controller-rhel9:1787153684
- RHSA-2026:53262
Official advisory · high-confidence parse· fetched 2 months ago·verify at source
Mitigation
Upgrade to a fixed release: rhoai/odh-rhel9-operator:1786123541, rhoai/odh-maas-controller-rhel9:1787153684, RHSA-2026:53262. That is the remediation for this advisory.
The vendor advisory may list additional interim mitigations or workarounds not captured here — review it before change work.
Official advisory · high-confidence parse· fetched 2 months ago·verify at source
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