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OpenAdvisories
High · 7.5 CVE-2026-71314 EUVD-2026-53644GHSA-hxcr-hm88-mpq6

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

Published Aug 5, 2026 · Updated Aug 6, 2026 · Assigned by GitHub_M

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.

Affected products

VendorProductAffectedFixed
nuxt nuxt >= 4.0.0, < 4.5.1, >= 3.1.0, < 3.21.10 —

Affected packages

EcosystemPackageAffectedFixedRecord
npm nuxt >= 4.0.0, < 4.5.1 4.5.1 GHSA-hxcr-hm88-mpq6
npm nuxt >= 3.1.0, < 3.21.10 3.21.10 GHSA-hxcr-hm88-mpq6

References