Vulnerabilities CVE-2026-71314

CVE-2026-71314

High

Open

TLP:CLEAR

Nuxt: Unauthenticated out-of-memory crash via unbounded v-for expansion in island rendering

NVD CVE.org

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Description

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.

Details

CVSS Score: 7.5
EPSS Score ⓘ: 0.40%

32.9th percentile
CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Confidence: 90%
Published: Aug 5, 2026
Last Modified: Aug 6, 2026

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