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python: Python: Command-line option injection in webbrowser.open() via crafted URLs

🗓️ 22 Apr 2026 07:09:02Reported by RedHatType 
redhat
 redhat🔗 access.redhat.com👁 2 Views

Python webbrowser.open suffers command-line option injection from crafted web addresses with leading dashes, risking data disclosure and code execution.

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OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux7ppc64python0:2.7.5-94.el7_9.4python-0:2.7.5-94.el7_9.4.ppc64.rpm
Red Hat Enterprise Linux7ppc64lepython0:2.7.5-94.el7_9.4python-0:2.7.5-94.el7_9.4.ppc64le.rpm
Red Hat Enterprise Linux7s390xpython0:2.7.5-94.el7_9.4python-0:2.7.5-94.el7_9.4.s390x.rpm
Red Hat Enterprise Linux7x86_64python0:2.7.5-94.el7_9.4python-0:2.7.5-94.el7_9.4.x86_64.rpm
Red Hat Enterprise Linux7ppc64python-debug0:2.7.5-94.el7_9.4python-debug-0:2.7.5-94.el7_9.4.ppc64.rpm
Red Hat Enterprise Linux7ppc64lepython-debug0:2.7.5-94.el7_9.4python-debug-0:2.7.5-94.el7_9.4.ppc64le.rpm
Red Hat Enterprise Linux7s390xpython-debug0:2.7.5-94.el7_9.4python-debug-0:2.7.5-94.el7_9.4.s390x.rpm
Red Hat Enterprise Linux7x86_64python-debug0:2.7.5-94.el7_9.4python-debug-0:2.7.5-94.el7_9.4.x86_64.rpm
Red Hat Enterprise Linux7ppcpython-debuginfo0:2.7.5-94.el7_9.4python-debuginfo-0:2.7.5-94.el7_9.4.ppc.rpm
Red Hat Enterprise Linux7ppc64python-debuginfo0:2.7.5-94.el7_9.4python-debuginfo-0:2.7.5-94.el7_9.4.ppc64.rpm
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27 May 2026 07:49Current
6Medium risk
Vulners AI Score6
CVSS 3.13.3
CVSS 47
EPSS0.00015
SSVC
CWE-88
pythonwebbrowser opencommand line injectioncrafted web addressesleading dashesdata disclosurecode executionunix
2