HIGH🇵🇱 Wersja polska

CVE-2026-42266

CVSS 8.8v3.1pub. 2026-05-13upd. 2026-06-30

JupyterLab is an extensible environment for interactive and reproducible computing, based on the Jupyter Notebook Architecture. From 4.0.0 to 4.5.6, the allow-list of extensions that can be installed from PyPI Extension Manager (allowed_extensions_uris) is not correctly enforced by JupyterLab. The PyPI Extension Manager was not contained to packages listed on the default PyPI index. This vulnerability is fixed in 4.5.7.

CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

  • Jupyter Jupyterlab

    APP
    Jupyter
    4.0.0 – 4.5.7 (bez)
🔵
CHECK WITH VENDOR
No clear patch data available. Check vendor references.
CWE
References

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