CVE-2025-48068— Information exposure in Next.js dev server due to lack of origin verification
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I. Basic Information for CVE-2025-48068
Vulnerability Information
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Vulnerability Title
Information exposure in Next.js dev server due to lack of origin verification
Source: NVD (National Vulnerability Database)
Vulnerability Description
Next.js is a React framework for building full-stack web applications. In versions starting from 13.0 to before 14.2.30 and 15.0.0 to before 15.2.2, Next.js may have allowed limited source code exposure when the dev server was running with the App Router enabled. The vulnerability only affects local development environments and requires the user to visit a malicious webpage while npm run dev is active. This issue has been patched in versions 14.2.30 and 15.2.2.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
CWE-1385
Source: NVD (National Vulnerability Database)
Vulnerability Title
Next.js 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Next.js是Vercel开源的一个 React 框架。 Next.js 13.0至15.2.2之前版本存在安全漏洞，该漏洞源于开发服务器启用App Router时可能导致源代码泄露。
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
II. Public POCs for CVE-2025-48068
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IV. Related Vulnerabilities
Same product: next.js
- CVE-2026-29057
Next.js: HTTP request smuggling in rewrites - CVE-2026-27980
Next.js: Unbounded next/image disk cache growth can exhaust - CVE-2026-27979
Next.js: Unbounded postponed resume buffering can lead to Do - CVE-2026-27978
Next.js: null origin can bypass Server Actions CSRF checks - CVE-2026-27977
Next.js: null origin can bypass dev HMR websocket CSRF check
Same vendor: vercel
- CVE-2026-29057
Next.js: HTTP request smuggling in rewrites - CVE-2026-27980
Next.js: Unbounded next/image disk cache growth can exhaust - CVE-2026-27979
Next.js: Unbounded postponed resume buffering can lead to Do - CVE-2026-27978
Next.js: null origin can bypass Server Actions CSRF checks - CVE-2026-27977
Next.js: null origin can bypass dev HMR websocket CSRF check
Same weakness: CWE-1385
- CVE-2026-34403
Nginx-UI vulnerable to Cross-Site WebSocket Hijacking (CSWSH - CVE-2026-35589
nanobot: Cross-Site WebSocket Hijacking in WhatsApp Bridge ( - CVE-2026-27977
Next.js: null origin can bypass dev HMR websocket CSRF check - CVE-2026-1692
Missing origin validation in GraphicalData web service reque - CVE-2025-68930
Traccar Missing Origin Validation in WebSockets
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