7.5
High
CVE-2025-49826 Next.js is a React framework for building full-stack web applications
Description
Next.js is a React framework for building full-stack web applications. From versions 15.0.4-canary.51 to before 15.1.8, a cache poisoning bug leading to a Denial of Service (DoS) condition was found in Next.js. This issue does not impact customers hosted on Vercel. Under certain conditions, this issue may allow a HTTP 204 response to be cached for static pages, leading to the 204 response being served to all users attempting to access the page. This issue has been addressed in version 15.1.8.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| next.js 15.0 | 15.0.4-canary.51 → < 15.1.8 | 15.1.8 |
References
- github.com github.com
- github.com github.com
- github.com github.com
- vercel.com vercel.com
Timeline
- Published
- Last modified
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