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CVE-2026-71318

CVE-2026-71318 · Nuxt: Unauthorized Component Instantiation via Server Island Props

This page contains facts from public vulnerability sources. Check the original advisory before updating.

Nuxt is an open-source web development framework for Vue.js. From 3.1.0 until 3.21.10 and 4.5.1, an attacker can supply a top-level `as` prop to the /__nuxt_island/ endpoint and drive dynamic component resolution through <component :is>, resolveDynamicComponent, or h(). This issue is fixed in 3.21.10 and 4.5.1.

CVSS 4.8 · Medium · EPSS 0.3% · Fix available

Published
Updated

Stack: node

Affected products and versions

  • nuxt

    Versions
    • >= 4.0.0, < 4.5.1: Affected
    • >= 3.1.0, < 3.21.10: Affected

    No fix published

  • nuxt npm

    Affected ranges
    • SEMVER: ≥ 4.0.0, < 4.5.1

    Update to 4.5.1

  • nuxt npm

    Affected ranges
    • SEMVER: ≥ 3.1.0, < 3.21.10

    Update to 3.21.10

Original sources

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