---
title: "CVE-2026-102281: Nest - Denial of Service"
description: "Nest framework prior to 11.2.4 and 12.0.2 contains a denial of service caused by handling deeply nested non-string patterns in TCP and RabbitMQ transports, letting attackers crash the microservice by sending crafted messages, exploit requires network access to TCP port or RabbitMQ queue."
url: https://panop.io/threat-heartbeat/CVE-2026-102281/
---

# CVE-2026-102281 Nest - Denial of Service

Nest framework prior to 11.2.4 and 12.0.2 contains a denial of service caused by handling deeply nested non-string patterns in TCP and RabbitMQ transports, letting attackers crash the microservice by sending crafted messages, exploit requires network access to TCP port or RabbitMQ queue.

CVSS base score 7.5 /10

High

CISA KEV

Not listed

Public exploit

None known

EPSS

0.38% chance of exploitation in 30 days

[View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-102281)

## Details

Type

Denial of Service

Impact

Denial Of Service

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Published

28 September 2026

Updated

15 October 2026

Weakness

[CWE-248](https://cwe.mitre.org/data/definitions/248.html)

## Vendor fix

Update to versions 11.2.4 or 12.0.2 or later.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

## References

- [https://nvd.nist.gov/vuln/detail/CVE-2026-102281](https://nvd.nist.gov/vuln/detail/CVE-2026-102281)
- [https://github.com/nestjs/nest/commit/aa97b5144d8dff1ce700aac521eb86449a679d6f](https://github.com/nestjs/nest/commit/aa97b5144d8dff1ce700aac521eb86449a679d6f)
- [https://github.com/nestjs/nest/commit/e9dcd4c7ac64361fbfe79461da85f5b3fc3e02da](https://github.com/nestjs/nest/commit/e9dcd4c7ac64361fbfe79461da85f5b3fc3e02da)
- [https://github.com/nestjs/nest/pull/17737](https://github.com/nestjs/nest/pull/17737)
- [https://github.com/nestjs/nest/releases/tag/v11.2.4](https://github.com/nestjs/nest/releases/tag/v11.2.4)
- [https://github.com/nestjs/nest/releases/tag/v12.0.2](https://github.com/nestjs/nest/releases/tag/v12.0.2)
- [https://github.com/nestjs/nest/security/advisories/GHSA-m8vh-jmq9-5rjg](https://github.com/nestjs/nest/security/advisories/GHSA-m8vh-jmq9-5rjg)

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## What this record can't tell you

- Whether you run the affected software, and where
- Whether an attacker can actually reach and exploit it
- The misconfigurations that never get a CVE number
- What it would cost the business, ranked into what to fix first

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