CVE-2023-43803

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    CVE-2023-43803

    Published: 18 Oct 2023Last Modified: 12 Aug 2026

    Summary: Path traversal in Arduino Create Agent

    Details: Arduino Create Agent is a package to help manage Arduino development. This vulnerability affects the endpoint `/v2/pkgs/tools/installed` and the way it handles plugin names supplied as user input. A user who has the ability to perform HTTP requests to the localhost interface, or is able to bypass the CORS configuration, can delete arbitrary files or folders belonging to the user that runs the Arduino Create Agent via a crafted HTTP POST request. This issue has been addressed in version `1.3.3`. Users are advised to upgrade. There are no known workarounds for this vulnerability.

    References: https://github.com/arduino/arduino-create-agent/releases/tag/1.3.3, https://lists.debian.org/debian-lts-announce/2023/11/msg00005.html, https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/43xxx/CVE-2023-43803.json, https://github.com/arduino/arduino-create-agent/security/advisories/GHSA-m5jc-r4gf-c6p8, https://nvd.nist.gov/vuln/detail/CVE-2023-43803, https://www.nozominetworks.com/blog/security-flaws-affect-a-component-of-the-arduino-create-cloud-ide

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -9a500b4e7c41f677c77c869b71e1a524f822866d

    Affected versions

    1.3.2
    1.3.1
    1.3.0

    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-2023-43803 | CVE-DB