Description

SvelteKit is a framework for rapidly developing robust, performant web applications using Svelte. Prior to 2.49.5, SvelteKit is vulnerable to a server side request forgery (SSRF) and denial of service (DoS) under certain conditions. From 2.44.0 through 2.49.4, the vulnerability results in a DoS when your app has at least one prerendered route (export const prerender = true). From 2.19.0 through 2.49.4, the vulnerability results in a DoS when your app has at least one prerendered route and you are using adapter-node without a configured ORIGIN environment variable, and you are not using a reverse proxy that implements Host header validation. This vulnerability is fixed in 2.49.5.

INFO

Published Date :

2026-01-15T18:33:25.295Z

Last Modified :

2026-01-15T18:58:01.975Z

Source :

GitHub_M
AFFECTED PRODUCTS

The following products are affected by CVE-2025-67647 vulnerability.

Vendors Products
Svelte
  • Adapter-node
  • Kit
REFERENCES

Here, you will find a curated list of external links that provide in-depth information to CVE-2025-67647.

URL Resource
https://github.com/sveltejs/kit/commit/d9ae9b00b14f5574d109f3fd548f960594346226 cve-icon cve-icon
https://github.com/sveltejs/kit/security/advisories/GHSA-j62c-4x62-9r35 cve-icon cve-icon
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CVSS Vulnerability Scoring System

Detailed values of each vector for above chart.
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Detailed values of each vector for above chart.
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality Impact
Integrity Impact
Availability Impact