# @nestjs/microservices (npm) vulnerabilities

2 known vulnerabilities (2 high), with the versions each affects and the releases that fix them.

## At a glance

- Latest release: 12.4.0 (Nov 6, 2026): no advisory affects it
- Newest unaffected release: 12.4.0 (Nov 6, 2026), the latest release
- Weekly downloads: 3.2M
- Dependents: 89
- Releases: 457 since 2.0.0 (May 14, 2017)
- Registry: https://www.npmjs.com/package/@nestjs/microservices
- Releases read: Nov 8, 2026

## Version timeline

Affected versions per advisory, in version order:

- CVE-2026-102281: 2.0.0 to 11.2.3 (11.2.4 is outside it); 12.0.0 to 12.0.1 (12.0.2 is outside it)
- CVE-2026-40879: 2.0.0 to 11.1.18 (11.1.19 is outside it)

## Advisories (2)

### [CVE-2026-102281](https://cve.now/CVE-2026-102281): Nest: Remote process termination via a deeply nested microservice message pattern

- Severity: High 7.5
- Published: Sep 28, 2026
- Affected: fixed in 11.2.4; from 12.0.0, fixed in 12.0.2.
- Fixed in 11.2.4 (released Sep 14, 2026, 14 days before disclosure) and 12.0.2 (released Sep 14, 2026, 14 days before disclosure).
- The latest release, 12.4.0, is not affected.
- 64% of @nestjs/microservices downloads last week were affected versions (2.2M).

### [CVE-2026-40879](https://cve.now/CVE-2026-40879): Nest: DoS via Recursive handleData in JsonSocket (TCP Transport)

- Severity: High 7.5
- Published: Apr 21, 2026
- Affected: fixed in 11.1.19.
- Fixed in 11.1.19 (released Apr 13, 2026, 8 days before disclosure).
- The latest release, 12.4.0, is not affected.
- 46% of @nestjs/microservices downloads last week were affected versions (1.6M).

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