REDHAT-BUG-2499682: High severity npm/@grpc/grpc-js vulnerability

Published Jul 13, 2026
·
Updated

@grpc/grpc-js is a pure JavaScript gRPC client and server library. An invalid incoming HTTP/2 stream initiation can cause a server process to crash. This affects all servers created using @grpc/grpc-js. There is no workaround. Fixed in versions 1.9.16, 1.10.12, 1.11.4, 1.12.7, 1.13.5, and 1.14.4.

Affected Software

1 affected component
npm/@grpc/grpc-js<1.9.16, <1.10.12, <1.11.4, <1.12.7, <1.13.5, <1.14.4

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade @grpc/grpc-js to a version that resolves this vulnerability.

    Fixed in 1.9.16
  2. Upgrade

    Upgrade @grpc/grpc-js to a version that resolves this vulnerability.

    Fixed in 1.10.12
  3. Upgrade

    Upgrade @grpc/grpc-js to a version that resolves this vulnerability.

    Fixed in 1.11.4
  4. Upgrade

    Upgrade @grpc/grpc-js to a version that resolves this vulnerability.

    Fixed in 1.12.7
  5. Upgrade

    Upgrade @grpc/grpc-js to a version that resolves this vulnerability.

    Fixed in 1.13.5
  6. Upgrade

    Upgrade @grpc/grpc-js to a version that resolves this vulnerability.

    Fixed in 1.14.4

Event History

Jul 13, 2026
Data Sourced
via Red Hat·02:37 PM
DescriptionSeverityAffected Software

Frequently Asked Questions

1

Which deployments are exposed to this issue?

All servers created using @grpc/grpc-js are affected. The issue is triggered by an invalid incoming HTTP/2 stream initiation.

2

What is the impact of successful exploitation?

An invalid incoming HTTP/2 stream initiation can cause the @grpc/grpc-js server process to crash, creating a denial-of-service condition.

3

Is there a mitigation if an upgrade cannot be applied immediately?

No workaround is available. Updating to a fixed version is the stated remediation.

4

Which versions contain the fix?

The issue is fixed in @grpc/grpc-js versions 1.9.16, 1.10.12, 1.11.4, 1.12.7, 1.13.5, and 1.14.4.

Contact

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