CVE-2026-71320
Published:August 05, 2026
Updated:August 31, 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.
Affected Packages
https://github.com/nuxt/nuxt.git (GITHUB):
Affected version(s) >=v3.4.0 <v3.21.10Fix Suggestion:
Update to version v3.21.10https://github.com/nuxt/nuxt.git (GITHUB):
Affected version(s) >=v4.0.0 <v4.5.1Fix Suggestion:
Update to version v4.5.1nuxt (NPM):
Affected version(s) >=4.0.0-0 <4.5.1Fix Suggestion:
Update to version 4.5.1nuxt (NPM):
Affected version(s) >=3.4.0 <3.21.10Fix Suggestion:
Update to version 3.21.10Related Resources (8)
Do you need more information?
Contact UsCVSS v4
Base Score:
9.2
Attack Vector
NETWORK
Attack Complexity
HIGH
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
NONE
Vulnerable System Confidentiality
HIGH
Vulnerable System Integrity
HIGH
Vulnerable System Availability
HIGH
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
8.1
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Weakness Type (CWE)
EPSS
Base Score:
0.44