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Vulnerability record · CVE-2026-71314 · published 5 August 2026

CVE-2026-71314: Uncontrolled resource consumption vulnerability

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.

7.5 CVSS 3.1 High EPSS 0.66% · top 50.5% CWE-400 · Uncontrolled resource consumptionCWE-770 · Allocation without limits Deferred
7.5CVSS 3.1 base score
0.66%EPSS exploitation probability, 30 days
NoNot in CISA KEV
0Affected product versions listed by NVD
5References
8 Sep 2026Last modified by NVD

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.

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

References

LinkTags
https://github.com/nuxt/nuxt/commit/4e35ae9babd94be53246e31200232d48438bb34e
https://github.com/nuxt/nuxt/commit/668cdfdfda41849ed11c1ee5e2067a11fc103b22
https://github.com/nuxt/nuxt/releases/tag/v3.21.10
https://github.com/nuxt/nuxt/releases/tag/v4.5.1
https://github.com/nuxt/nuxt/security/advisories/GHSA-hxcr-hm88-mpq6

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Source: NIST National Vulnerability Database (record CVE-2026-71314), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.