CVE-2025-62522

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    CVE-2025-62522

    Published: 20 Oct 2025Last Modified: 10 Oct 2026

    Summary: vite allows server.fs.deny bypass via backslash on Windows

    Details: Vite is a frontend tooling framework for JavaScript. In versions from 2.9.18 to before 3.0.0, 3.2.9 to before 4.0.0, 4.5.3 to before 5.0.0, 5.2.6 to before 5.4.21, 6.0.0 to before 6.4.1, 7.0.0 to before 7.0.8, and 7.1.0 to before 7.1.11, files denied by server.fs.deny were sent if the URL ended with \ when the dev server is running on Windows. Only apps explicitly exposing the Vite dev server to the network and running the dev server on Windows were affected. This issue has been patched in versions 5.4.21, 6.4.1, 7.0.8, and 7.1.11.

    References: https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/62xxx/CVE-2025-62522.json, https://github.com/vitejs/vite/security/advisories/GHSA-93m4-6634-74q7, https://nvd.nist.gov/vuln/detail/CVE-2025-62522, https://github.com/vitejs/vite/commit/f479cc57c425ed41ceb434fecebd63931b1ed4ed

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 931684ef1ea8b120fcc2f1f2b001b8d24d85daa7
    Fixed -8b69c9e32c3606ae375a1333cd38e91848d27781

    Affected versions

    v6.4.0

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High
    CVE-2025-62522 | CVE-DB