{
  "canonical_id": "vite--CVE-2025-46565",
  "system_id": "vite",
  "display_name": "Vite",
  "category": "frameworks",
  "advisory_mode": "core",
  "title": "Vite's server.fs.deny bypassed with /. for files under project root",
  "summary": "### Summary\nThe contents of files in [the project `root`](https://vite.dev/config/shared-options.html#root) that are denied by a file matching pattern can be returned to the browser.\n\n### Impact\n\nOnly apps explicitly exposing the Vite dev server to the network (using --host or [server.host config option](https://vitejs.dev/config/server-options.html#server-host)) are affected.\nOnly files that are under [project `root`](https://vite.dev/config/shared-options.html#root) and are denied by a file matching pattern can be bypassed.\n\n- Examples of file matching patterns: `.env`, `.env.*`, `*.{crt,pem}`, `**/.env`\n- Examples of other patterns: `**/.git/**`, `.git/**`, `.git/**/*`\n\n### Details\n[`server.fs.deny`](https://vite.dev/config/server-options.html#server-fs-deny) can contain patterns matching against files (by default it includes `.env`, `.env.*`, `*.{crt,pem}` as such patterns).\nThese patterns were able to bypass for files under `root` by using a combination of slash and dot (`/.`).\n\n### PoC\n```\nnpm create vite@latest\ncd vite-project/\ncat \"secret\" > .env\nnpm install\nnpm run dev\ncurl --request-target /.env/. http://localhost:5173\n```\n\n![image](https://github.com/user-attachments/assets/822f4416-aa42-461f-8c95-a88d155e674b)\n![image](https://github.com/user-attachments/assets/42902144-863a-4afb-ac5b-fc16effa37cc)",
  "published_at": "2025-04-30T17:40:27Z",
  "updated_at": "2026-02-04T03:27:17.681639Z",
  "severity": "medium",
  "cvss_score": 4.0,
  "exploit_status": "unknown",
  "source_confidence": "official",
  "official_source_url": "https://github.com/vitejs/vite/security/advisories/GHSA-859w-5945-r5v3",
  "secondary_source_urls": [
    "https://nvd.nist.gov/vuln/detail/CVE-2025-46565",
    "https://github.com/vitejs/vite/commit/c22c43de612eebb6c182dd67850c24e4fab8cacb",
    "https://github.com/vitejs/vite"
  ],
  "aliases": [
    "CVE-2025-46565",
    "GHSA-859w-5945-r5v3"
  ],
  "cve_ids": [
    "CVE-2025-46565"
  ],
  "ghsa_ids": [
    "GHSA-859w-5945-r5v3"
  ],
  "osv_ids": [
    "GHSA-859w-5945-r5v3"
  ],
  "affected_versions": [
    "introduced=6.3.0, fixed<6.3.4",
    "introduced=6.2.0, fixed<6.2.7",
    "introduced=6.0.0, fixed<6.1.6",
    "introduced=5.0.0, fixed<5.4.19",
    "introduced=0, fixed<4.5.14"
  ],
  "fixed_versions": [
    "6.3.4",
    "6.2.7",
    "6.1.6",
    "5.4.19",
    "4.5.14"
  ],
  "package_name": "vite",
  "render_markdown": true,
  "case_path": "07-framework-security/frameworks/vite/cases/vite-cve-2025-46565.md",
  "secure_code_topics": [
    "dependency-upgrade-policy",
    "file-upload-validation",
    "proxy-trust-boundary"
  ],
  "status": "generated",
  "triage_reasons": [],
  "metadata": {
    "source_names": [
      "OSV Vite"
    ],
    "source_kinds": [
      "osv-batch"
    ],
    "candidate_count": 1
  }
}