CVE-2026-71320CWE-74CWE-94code-injection

CVE-2026-71320

High · published August 6, 2026

CVSS v3.1
8.1
EPSS
1%
Percentile
53.0
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
8.1 · HIGH
Vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00710 · 53.0th percentile
Weaknesses
CWE-74 · Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection'); CWE-94 · Improper Control of Generation of Code ('Code Injection')
Published
2026-08-06T02:17Z
References (5)
https://github.com/nuxt/nuxt/commit/5b60017f7f1d5e9384cadf1d6c580b99d583c418 · [email protected]https://github.com/nuxt/nuxt/commit/ee6c846338f4eb75801815dda86df1f494725859 · [email protected]https://github.com/nuxt/nuxt/releases/tag/v3.21.10 · [email protected]https://github.com/nuxt/nuxt/releases/tag/v4.5.1 · [email protected]https://github.com/nuxt/nuxt/security/advisories/GHSA-9473-5f9j-94wq · [email protected]
EPSS history
Timeline
  • 05 AUG 21:29Z
    Nuxt: Server-Side Remote Code Execution via Runtime Template Injection in Nuxt Server Island Props
    cvelistv5