Fedora 42 python3.13 Critical Command-Line Injection Fix 2026-49aedae50d
fedora
April 3, 2026
Security fix for CVE-2026-4519.
Summary
Python 3.13 is an accessible, high-level, dynamically typed, interpreted
programming language, designed with an emphasis on code readability.
It includes an extensive standard library, and has a vast ecosystem of
third-party libraries.
Update Information:
Security fix for CVE-2026-4519.
Topics Covered
Change Log
* Thu Mar 26 2026 Lumr Balhar
References
[ 1 ] Bug #2449729 - CVE-2026-4519 python3.13: Python: Command-line option injection in webbrowser.open() via crafted URLs [fedora-all]
https://bugzilla.redhat.com/show_bug.cgi?id=2449729
Update Instructions
This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade --advisory FEDORA-2026-49aedae50d' 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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Severity
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Name: python3.13
Product: Fedora 42
Version: 3.13.12
Release: 2.fc42
Summary: Version 3.13 of the Python interpreter
Topics Covered
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