CVE-2025-48068
Medium
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.
SeverityMedium
CVSS4.3
Exploit probability—
Product
Vercel Next.js
PublishedMay 30, 2025
First seenMay 30, 2025
Weakness typeCWE-1385CWE-1385
How to fix
Update
- vercel next.js14.2.30, 15.2.2 or later
- next15.2.2, 14.2.30 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| vercel next.js | 13.0.0 ≤ v < 14.2.30, 15.0.0 ≤ v < 15.2.2 | 14.2.30, 15.2.2 |
| nextnpm | 15.0.0 ≤ v < 15.2.2, 13.0 ≤ v < 14.2.30 | 15.2.2, 14.2.30 |
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