{"id":"CVE-2026-114063","title":"SvelteKit 2.10.0 before 3.0.0 Path Traversal via vite preview on Windows","summary":"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 …","severity":"high","cvss":7.5,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","cvssSource":"cna","cwe":["CWE-22"],"vendor":"sveltejs","product":"kit","affected":["kit >= 2.10.0 < 3.0.0"],"published":"2026-10-21","updated":"2026-10-21","sourceUpdated":"2026-10-21T00:36:36.847Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-114063","references":[{"url":"https://github.com/sveltejs/kit/security/advisories/GHSA-xgrj-p7pg-6vm3","label":"GitHub Security Advisory (GHSA-xgrj-p7pg-6vm3)"},{"url":"https://www.vulncheck.com/advisories/sveltekit-2.10.0-before-3.0.0-path-traversal-via-vite-preview-on-windows","label":"VulnCheck Advisory: SvelteKit 2.10.0 before 3.0.0 Path Traversal via vite preview on Windows"}],"tags":["cve.org"],"ingestedAt":"2026-10-21T01:37:08.038Z","slug":"CVE-2026-114063","body":"## Overview\n\nSvelteKit (@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.\n\n## Affected\n\n- `kit >= 2.10.0 < 3.0.0`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":41,"depthScoreParts":{"impact":41.3,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}