CVE-2026-71314CWE-1284CWE-400CWE-770CWE-789denial-of-service

CVE-2026-71314

High · published August 6, 2026

CVSS v3.1
7.5
EPSS
1%
Percentile
59.6
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
7.5 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS v4.0
Not supplied
EPSS
0.00908 · 59.6th percentile
Weaknesses
CWE-1284 · Improper Validation of Specified Quantity in Input; CWE-400 · Uncontrolled Resource Consumption; CWE-770 · Allocation of Resources Without Limits or Throttling; CWE-789 · Memory Allocation with Excessive Size Value
Published
2026-08-06T01:16Z
References (5)
https://github.com/nuxt/nuxt/commit/4e35ae9babd94be53246e31200232d48438bb34e · [email protected]https://github.com/nuxt/nuxt/commit/668cdfdfda41849ed11c1ee5e2067a11fc103b22 · [email protected]https://github.com/nuxt/nuxt/releases/tag/v3.21.10 · [email protected]https://github.com/nuxt/nuxt/releases/tag/v4.5.1 · [email protected]https://github.com/nuxt/nuxt/security/advisories/GHSA-hxcr-hm88-mpq6 · [email protected]
EPSS history
Timeline
  • 05 AUG 20:58Z
    Nuxt: Unauthenticated out-of-memory crash via unbounded v-for expansion in island rendering
    cvelistv5