CVE-2026-71320

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

State: Published
Severity: 8.1 High
Published: Aug 5, 2026
Updated: Aug 7, 2026
Reserved: Aug 5, 2026

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

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')

Affected Products

Product	Versions
nuxtnuxt	>= 4.0.0, < 4.5.1Affected >= 3.4.0, < 3.21.10Affected

References

Every record here comes from the CVE Program’s CVE List. © 1999–2026 The MITRE Corporation. CVE is a registered trademark of The MITRE Corporation. The records are reproduced under the CVE Program terms of use.