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CVE-2024-34351

CVE-2024-34351 · Next.js Server-Side Request Forgery in Server Actions

This page contains facts from public vulnerability sources. Check the original advisory before updating.

Next.js is a React framework that can provide building blocks to create web applications. A Server-Side Request Forgery (SSRF) vulnerability was identified in Next.js Server Actions. If the `Host` header is modified, and the below conditions are also met, an attacker may be able to make requests that appear to be originating from the Next.js application server itself. The required conditions are 1) Next.js is running in a self-hosted manner; 2) the Next.js application makes use of Server Actions; and 3) the Server Action performs a redirect to a relative path which starts with a `/`. This vulnerability was fixed in Next.js `14.1.1`.

CVSS 7.5 · High · EPSS 5.5% · Public exploit · Fix available

Published
Updated

Stack: node

Affected products and versions

  • next.js

    Versions
    • >= 13.4.0, < 14.1.1: Affected

    No fix published

  • next npm

    Affected ranges
    • SEMVER: ≥ 13.4.0, < 14.1.1

    Update to 14.1.1

Original sources

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