CVE-2026-71320: nuxt Injection
CVSS: 8.1v3.1HighDeferred
AliasesGHSA-9473-5f9j-94wq
Published 05-08-2026Last modified 07-08-2026
Vulnerability summary
CVE-2026-71320 is a high (CVSS 8.1) Injection vulnerability in nuxt. EPSS estimates a 0.71% chance of exploitation in the next 30 days, higher than 52.7% of scored vulnerabilities.
CVSS score
8.1/10
010
High · v3.1 (CVE.org)EPSS score
0.71%
0%100%
Low · +0.27 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 05-08-2026PublishedVulnerability first disclosed.
- 07-08-2026Last modifiedVulnerability information updated.
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.
CVSS metrics
3 scores · 3 sources · 1 versionHigh 8.1Preferred score · CVE.org (CNA)
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:HSourcesAll 3 agree
- OSV · NpmEcosystem advisory · calculated8.1HighCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
- NVDNIST8.1HighCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS trend
Probability
0.71%
Chance of exploitation in the next 30 days
Percentile
53%
Versus all other CVEs
30-day change
+0.27 pp
From 0.44% on 20-09-2026
20-09-202620-10-2026
EPSS score0.71%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root cause- CWE-74Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')The product constructs all or part of a command, data structure, or record using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify how it is parsed or interpreted when it is sent to a downstream component.
- CWE-94Improper Control of Generation of Code ('Code Injection')The product constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment.
Affected systems
Npm1 product
- nuxt≥ 4.0.0, < 4.5.1 | ≥ 3.4.0, < 3.21.10
Nuxt1 product
- nuxt≥ 4.0.0, < 4.5.1 | ≥ 3.4.0, < 3.21.10
2 vendors · 2 products
References
6 links- github.com/nuxt/nuxtPACKAGE