CVE-2023-39968

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    CVE-2023-39968

    Published: 28 Aug 2023Last Modified: 12 Aug 2026

    Summary: Open Redirect Vulnerability in jupyter-server

    Details: jupyter-server is the backend for Jupyter web applications. Open Redirect Vulnerability. Maliciously crafted login links to known Jupyter Servers can cause successful login or an already logged-in session to be redirected to arbitrary sites, which should be restricted to Jupyter Server-served URLs. This issue has been addressed in commit `29036259` which is included in release 2.7.2. Users are advised to upgrade. There are no known workarounds for this vulnerability.

    References: https://lists.fedoraproject.org/archives/list/[email protected]/message/NRP7DNZYVOIA4ZB3U3ZWKTFZEPYWNGCQ/, https://lists.fedoraproject.org/archives/list/[email protected]/message/XDKQAWQN6SQTOVACZNXYKEHWQXGG4DOF/, https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/39xxx/CVE-2023-39968.json, https://github.com/jupyter-server/jupyter_server/security/advisories/GHSA-r726-vmfq-j9j3, https://nvd.nist.gov/vuln/detail/CVE-2023-39968, https://github.com/jupyter-server/jupyter_server/commit/290362593b2ffb23c59f8114d76f77875de4b925

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -5a8a47f5ba674d0f758a91cca08e2a9c6eacf224

    Affected versions

    v2.7.1
    v2.7.0

    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-2023-39968 | CVE-DB