@grpc/grpc-js implements the core functionality of gRPC purely in JavaScript, without a C++ addon. From 1.14.0 through 1.14.1, XdsServer in @grpc/grpc-js-xds can acknowledge Route and VirtualHost resources while failing to apply their RBACPerRoute override configurations. The override parser is not registered under the override message type, override maps are stored under a type URL instead of the configured HTTP filter name, and VirtualHost override maps are not read. When experimental RBAC is enabled and a trusted xDS control plane supplies a broad top-level ALLOW policy with a stricter matching override, affected servers evaluate RPCs under the broad policy and can accept requests that should be denied. This issue is fixed in version 1.14.2.

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Advisories
Source ID Title
Github GHSA Github GHSA GHSA-gg5j-6742-v827 @grpc/grpc-js: RBAC override configs in VirtualHost and Route resources are not applied
Fixes

Solution

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Workaround

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History

Thu, 12 Nov 2026 23:00:00 +0000

Type Values Removed Values Added
Description @grpc/grpc-js implements the core functionality of gRPC purely in JavaScript, without a C++ addon. From 1.14.0 through 1.14.1, XdsServer in @grpc/grpc-js-xds can acknowledge Route and VirtualHost resources while failing to apply their RBACPerRoute override configurations. The override parser is not registered under the override message type, override maps are stored under a type URL instead of the configured HTTP filter name, and VirtualHost override maps are not read. When experimental RBAC is enabled and a trusted xDS control plane supplies a broad top-level ALLOW policy with a stricter matching override, affected servers evaluate RPCs under the broad policy and can accept requests that should be denied. This issue is fixed in version 1.14.2.
Title @grpc/grpc-js: RBAC override configs in VirtualHost and Route resources are not applied
Weaknesses CWE-863
References
Metrics cvssV4_0

{'score': 6.9, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N'}


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cve-icon MITRE

Status: PUBLISHED

Assigner: GitHub_M

Published:

Updated: 2026-11-13T00:39:00.201Z

Reserved: 2026-11-12T21:24:51.129Z

Link: CVE-2026-128065

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-11-13T00:20:14.313

Modified: 2026-11-13T02:18:56.263

Link: CVE-2026-128065

cve-icon Redhat

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cve-icon OpenCVE Enrichment

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Weaknesses