---
id: CVE-2026-71314
title: Nuxt is an open-source web development framework for Vue.js
summary: >-
  Nuxt is an open-source web development framework for Vue.js. From 3.1.0 until
  3.21.10 and 4.5.1, an unauthenticated attacker can use a server island v-for
  prop, including vforToArray and , to trigger unbounded SSR memory allocation
  until…
severity: high
cvss: 7.5
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'
cwe:
  - CWE-400
  - CWE-770
  - CWE-789
  - CWE-1284
vendor: nuxt
product: nuxt
affected:
  - 'nuxt >= 4.0.0, < 4.5.1'
  - 'nuxt >= 3.1.0, < 3.21.10'
patched:
  - nuxt 4.5.1
  - nuxt 3.21.10
published: '2026-08-05'
updated: '2026-09-08'
sourceUpdated: '2026-09-08T20:51:43.490'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-71314'
references:
  - url: >-
      https://github.com/nuxt/nuxt/commit/4e35ae9babd94be53246e31200232d48438bb34e
    label: security-advisories@github.com
  - url: >-
      https://github.com/nuxt/nuxt/commit/668cdfdfda41849ed11c1ee5e2067a11fc103b22
    label: security-advisories@github.com
  - url: 'https://github.com/nuxt/nuxt/releases/tag/v3.21.10'
    label: security-advisories@github.com
  - url: 'https://github.com/nuxt/nuxt/releases/tag/v4.5.1'
    label: security-advisories@github.com
  - url: 'https://github.com/nuxt/nuxt/security/advisories/GHSA-hxcr-hm88-mpq6'
    label: security-advisories@github.com
  - url: 'https://github.com/advisories/GHSA-hxcr-hm88-mpq6'
tags:
  - nvd
  - ghsa
  - npm
epss: 0.00658
epssPercentile: 0.4936
aliases:
  - GHSA-hxcr-hm88-mpq6
ecosystem: npm
ingestedAt: '2026-08-05T21:52:35.883Z'
---

## Overview

Nuxt is an open-source web development framework for Vue.js. From 3.1.0 until 3.21.10 and 4.5.1, an unauthenticated attacker can use a server island v-for prop, including vforToArray and , to trigger unbounded SSR memory allocation until MAX_VFOR_LENGTH = 100000 and crash the Nuxt process. This issue is fixed in 3.21.10 and 4.5.1.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.

## Package advisory (CVE-2026-71314)

Affected packages:

- `nuxt >= 4.0.0, < 4.5.1`
- `nuxt >= 3.1.0, < 3.21.10`

Patched in:

- `nuxt 4.5.1`
- `nuxt 3.21.10`

Source: https://github.com/advisories/GHSA-hxcr-hm88-mpq6