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OpenAdvisories

Vendor

jupyter-notebook

1 known vulnerabilities.

Products

help-extension 1
All Critical High Medium Low Exploited only Public exploit

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  • High 8.4
    CVE-2026-40171

    Jupyter Notebook and JupyterLab token theft via stored XSS in help command linker

    In Jupyter Notebook versions 7.0.0 through 7.5.5, JupyterLab versions 4.5.6 and earlier, and the corresponding @jupyter-notebook/help-extension and @jupyterlab/help-extension packages before 7.5.6 and 4.5.7, a stored cross-site scripting issue in the help com…

    jupyterlab jupyter jupyter-notebook jupyterlab Debian Ubuntu Alpine Wolfi npm PyPI