CVE-2026-71320 PUBLISHED

Nuxt: Server-Side Remote Code Execution via Runtime Template Injection in Nuxt Server Island Props

Assigner: GitHub_M
Reserved: 05.08.2026 Published: 05.08.2026 Updated: 06.08.2026

Nuxt is an open-source web development framework for Vue.js. From 3.4.0 until 3.21.10 and 4.5.1, an attacker can inject a template key through /__nuxt_island/ props into a dynamic component when vue.runtimeCompiler: true is enabled, causing template execution in the Nitro process. This issue is fixed in 3.21.10 and 4.5.1.

Metrics

CVSS 3.1

CVSS Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS Score: 8.1

Attack Vector	Network	Scope	Unchanged
Attack Complexity	High	Confidentiality Impact	High
Privileges Required	None	Integrity Impact	High
User Interaction	None	Availability Impact	High

CVSS 3.1

Product Status

Vendor	nuxt
Product	nuxt
Versions	Version >= 4.0.0, < 4.5.1 is affected Version >= 3.4.0, < 3.21.10 is affected

References

Problem Types

CWE-74: Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection') CWE
CWE-94: Improper Control of Generation of Code ('Code Injection') CWE