6.9

CVSS Score

3.1

-

CVSS Score

Basic Information

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CVE-2025-52662

CVE-2025-52662: Nuxt DevTools vulnerable to cross-site scripting (XSS)

A vulnerability in Nuxt DevTools has been fixed in version 2.6.4*. This issue may have allowed Nuxt auth token extraction via XSS under certain configurations. All users are encouraged to upgrade.

More details: https://vercel.com/changelog/cve-2025-52662-xss-on-nuxt-devtools

(GitHub Advisory)

Miggo Vulnerability Database

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CVE-2025-52662

CVE-2025-52662:

6.9

CVSS Score

3.1

-

CVSS Score

Basic Information

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Technical Details

Package Name	Ecosystem	Vulnerable Versions	First Patched Version
@nuxt/devtools	npm	< 2.6.4	2.6.4

Technical Details

Vulnerability Intelligence
Miggo AI

Root Cause Analysis

The vulnerability is a DOM-based Cross-Site Scripting (XSS) issue within the Nuxt DevTools authentication page. The analysis of the provided patch commit 7cadbbe9 reveals that the file packages/devtools/src/runtime/auth/index.html was modified to replace innerHTML with textContent. The use of innerHTML is dangerous when the content being rendered is not properly sanitized, as it can lead to the execution of embedded JavaScript. In this case, error messages were being rendered using innerHTML, which could be manipulated by an attacker to inject a malicious script. The patch mitigates this by using textContent, which ensures that the content is rendered as plain text, not HTML. The vulnerable code is an inline script within the HTML file and not a formally named function.

Vulnerable functions

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Vulnerability Intelligence
Miggo AI

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WAF Protection Rules

WAF Rule

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Reasoning

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