CVE-2026-71314

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

Published Aug 5, 2026 CVSS 3.1 · 7.5 High EPSS < 1% KEV · Not listed
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

Source ID Title
Github GHSA Github GHSA GHSA-hxcr-hm88-mpq6 Nuxt: Unauthenticated out-of-memory crash via unbounded v-for expansion in island rendering
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Nuxt
Nuxt nuxt
Vendors & Products Nuxt
Nuxt nuxt
Type Values Removed Values Added
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.
Title Nuxt: Unauthenticated out-of-memory crash via unbounded v-for expansion in island rendering
Weaknesses CWE-1284
CWE-400
CWE-770
CWE-789
References
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'}

Sources

Status
PUBLISHED
Assigner
GitHub_M
Published
Updated
Aug 6, 2026, 1:33 PM
Reserved
Aug 5, 2026, 6:14 PM
Status
Deferred
Published
Aug 5, 2026, 9:16 PM
Modified
Sep 8, 2026, 8:51 PM