CVE-2026-71320

HIGH

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

Title source: cna
STIX 2.1

Description

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.

Scores

CVSS v3 8.1
EPSS 0.0044
EPSS Percentile 36.1%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

CWE
CWE-74 CWE-94
Status published
Products (4)
npm/nuxt 3.4.0 - 3.21.10npm
npm/nuxt 4.0.0 - 4.5.1npm
nuxt/nuxt >= 3.4.0, < 3.21.10
nuxt/nuxt >= 4.0.0, < 4.5.1
Published Aug 05, 2026
Tracked Since Aug 06, 2026