CVE-2026-71314

Summary

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 Software

VendorProductVersion RangeStatus
nuxtnuxt>= 4.0.0, < 4.5.1affected
nuxtnuxt>= 3.1.0, < 3.21.10affected

Weaknesses

  • CWE-400: CWE-400: Uncontrolled Resource Consumption
  • CWE-770: CWE-770: Allocation of Resources Without Limits or Throttling
  • CWE-789: CWE-789: Memory Allocation with Excessive Size Value
  • CWE-1284: CWE-1284: Improper Validation of Specified Quantity in Input

References