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8.7 High

CVE-2026-114063 SvelteKit (@sveltejs/kit) from 2.10.0 before 3.0.0 contains a path traversal vulnerability in the vite preview server on…

Description

SvelteKit (@sveltejs/kit) from 2.10.0 before 3.0.0 contains a path traversal vulnerability in the vite preview server on Windows that allows unauthenticated attackers to read files outside the prerendered output directory. Attackers who can reach the preview server through network access or a tunnel can send crafted requests to expose source code, configuration, or credentials readable by the server process.

Affected products and versions

Product Affected versions Fixed in
kit 3.0 earliest → < 3.0.0 3.0.0
kit 2.10 2.10.0 → < 3.0.0 3.0.0

References

Timeline

  1. Published
  2. Last modified

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