CVE-2024-39693 Next.js Denial of Service (DoS) condition
Attackers can trigger a server crash in Next.js, causing a denial of service and affecting availability.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2024-39693?
CVE-2024-39693 is a high-severity denial of service vulnerability in Vercel Next.js, published on 10 Jul 2024. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Next.js is a React framework. A Denial of Service (DoS) condition was identified in Next.js. Exploitation of the bug can trigger a crash, affecting the availability of the server. his vulnerability was resolved in Next.js 13.5 and later.
Weakness: CWE-400
Which versions are affected by CVE-2024-39693?
2 open source packages ship an affected version, including next. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
next npm | From 13.3.1 | 13.5.0 |
next npm | From 13.3.1 | 13.5.0 |
Products include Vercel Next.js.
How do I fix CVE-2024-39693?
Upgrade next to 13.5.0 or later.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2024-39693 being exploited?
There is no known exploitation of CVE-2024-39693 in the wild and no public exploit code.
Other vulnerabilities in Vercel Next.js
- CVE-2025-29927 Authorization Bypass in Next.js Middleware
- CVE-2026-44578 Next.js: Server-side request forgery in applications using WebSocket upgrades
- CVE-2026-94483 Next.js: Server-Side Request Forgery in Image Optimization
- CVE-2026-64642 Next.js: Middleware / Proxy bypass in App Router applications using Turbopack and single locale
- CVE-2026-64645 Next.js: Server-Side Request Forgery in rewrites via attacker-controlled destination hostname
Sources
Also known as GHSA-fq54-2j52-jc42, ROOT-APP-NPM-CVE-2024-39693.