Fedora 42: JupyterLab Critical Security Fix CVE-2025-59842
fedora
October 6, 2025
jupyterlab 4.4.9 fixing CVE-2025-59842.
Summary
JupyterLab is the next-generation user interface for Project Jupyter
offering all the familiar building blocks of the classic Jupyter
Notebook (notebook, terminal, text editor, file browser, rich outputs, etc.)
in a flexible and powerful user interface.
Update Information:
jupyterlab 4.4.9 fixing CVE-2025-59842.
Topics Covered
Change Log
* Sat Sep 27 2025 Lumir Balhar
References
[ 1 ] Bug #2399849 - CVE-2025-59842 jupyterlab: JupyterLab LaTeX typesetter links did not enforce `noopener` attribute [fedora-42]
https://bugzilla.redhat.com/show_bug.cgi?id=2399849
Update Instructions
This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade --advisory FEDORA-2025-547bc6efdc' at the command line. For more information, refer to the dnf documentation available at http://dnf.readthedocs.io/en/latest/command_ref.html#upgrade-command-label
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Name: jupyterlab
Product: Fedora 42
Version: 4.4.9
Release: 1.fc42
URL: https://jupyter.org
Summary: JupyterLab computational environment
Topics Covered
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