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CVE-2026-56698— Nuxt - Cross-Site Scripting via navigateTo open Option

Quick assessment

Affected
Nuxt Nuxt
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Nuxt是Nuxt团队开源的一个免费的开源框架。 Nuxt 4.0.0版本至4.4.7之前版本和3.x版本至3.21.7之前版本存在跨站脚本漏洞，该漏洞源于未能验证navigateTo的open选项中的脚本类URL，可能导致攻击者在用户控制输入传递给navigateTo时通过open参数提供javascript: URL，从而执行客户端脚本。

CVSS 6.1 · Medium EPSS 0.41% · P35

Affected Version Matrix 4

VendorProduct Version RangeStatus
Nuxt Nuxt 4.0.0< 4.4.7 affected
4.4.7 unaffected
< 3.21.7 affected
3.21.7 unaffected
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I. Basic Information for CVE-2026-56698

Vulnerability Information
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Vulnerability Title
Nuxt - Cross-Site Scripting via navigateTo open Option
Source: CVE Program / CVE List V5
Vulnerability Description
Nuxt versions 4.0.0 before 4.4.7 and 3.x before 3.21.7 fail to validate script-capable URLs in the navigateTo open option, allowing client-side script execution. Attackers can supply javascript: URLs through the open parameter to execute arbitrary scripts in the application's origin when user-controlled input is passed to navigateTo.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
在Web页面生成时对输入的转义处理不恰当(跨站脚本)
Source: CVE Program / CVE List V5
Vulnerability Title
Nuxt 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Nuxt是Nuxt团队开源的一个免费的开源框架。 Nuxt 4.0.0版本至4.4.7之前版本和3.x版本至3.21.7之前版本存在跨站脚本漏洞，该漏洞源于未能验证navigateTo的open选项中的脚本类URL，可能导致攻击者在用户控制输入传递给navigateTo时通过open参数提供javascript: URL，从而执行客户端脚本。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Nuxt Nuxt 4.0.0 ~ 4.4.7 -
Nuxt Nuxt 0 ~ 3.21.7 -

II. Public POCs for CVE-2026-56698

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III. Intelligence Information for CVE-2026-56698

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Patches & Fixes for CVE-2026-56698 (2)

Vendor Advisories for CVE-2026-56698 (2)

Same Patch Batch · Nuxt · 2026-06-22 · 3 CVEs total

CVE-2026-56697 6.1 MEDIUM Nuxt - Open Redirect via Protocol-Relative Paths in reloadNuxtApp
CVE-2026-56326 6.1 MEDIUM Nuxt - Server-Side Open Redirect via Path-Normalization Bypass in navigateTo

IV. Related Vulnerabilities

Same product: Nuxt
Same vendor: Nuxt
Same weakness: CWE-79

V. Comments for CVE-2026-56698

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