CVE-2023-40028

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    CVE-2023-40028

    Published: 15 Aug 2023Last Modified: 12 Aug 2026

    Summary: Arbitrary file read via symlinks in Ghost

    Details: Ghost is an open source content management system. Versions prior to 5.59.1 are subject to a vulnerability which allows authenticated users to upload files that are symlinks. This can be exploited to perform an arbitrary file read of any file on the host operating system. Site administrators can check for exploitation of this issue by looking for unknown symlinks within Ghost's `content/` folder. Version 5.59.1 contains a fix for this issue. All users are advised to upgrade. There are no known workarounds for this vulnerability.

    References: https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/40xxx/CVE-2023-40028.json, https://github.com/TryGhost/Ghost/security/advisories/GHSA-9c9v-w225-v5rg, https://nvd.nist.gov/vuln/detail/CVE-2023-40028, https://github.com/TryGhost/Ghost/commit/690fbf3f7302ff3f77159c0795928bdd20f41205

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -e8836652ccf8f6f39910ad8136de2692db1c3b4d

    Affected versions

    v5.59.0

    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-2023-40028 | CVE-DB