CVE-2023-3348

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    CVE-2023-3348

    Published: 3 Aug 2023Last Modified: 12 Aug 2026

    Summary: Directory traversal vulnerability in Cloudflare Wrangler

    Details: The Wrangler command line tool  (<[email protected] or <[email protected]) was affected by a directory traversal vulnerability when running a local development server for Pages (wrangler pages dev command). This vulnerability enabled an attacker in the same network as the victim to connect to the local development server and access the victim's files present outside of the directory for the development server.

    References: https://developers.cloudflare.com/workers/wrangler/, https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/3xxx/CVE-2023-3348.json, https://github.com/cloudflare/workers-sdk/security/advisories/GHSA-8c93-4hch-xgxp, https://nvd.nist.gov/vuln/detail/CVE-2023-3348, https://github.com/cloudflare/workers-sdk

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -881ea7be43bcd5a3b7ea1d708c04408c9c27d50d

    Affected versions

    [email protected]

    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-2023-3348 | CVE-DB