The webbrowser.open() API would accept leading dashes in the URL which could be handled as command line options for certain web browsers. New behavior rejects leading dashes. Users are recommended to sanitize URLs prior to passing to webbrowser.open().
CVSS Details
- CVSS 4.0 Base Score: 7 (HIGH)
- CVSS 4.0 Vector: (CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:A/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X)
- CVSS 3.1 Base Score: 3.3
- CVSS 3.1 Vector: (CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alma_linux | — | Upgrade python3-tkinterUpgrade python3.11-idleUpgrade python3.11-rpm-macrosUpgrade python3.14-tkinterUpgrade python3.11-develUpgrade python3.12-tkinterUpgrade python3.14-freethreading-tkinterUpgrade python3.12Upgrade python3.14-freethreading-idleUpgrade python3.14-libsUpgrade python3.14-freethreadingUpgrade python3.12-debugUpgrade python3.14-idleUpgrade python3-testUpgrade python3.11-debugUpgrade python3.14-develUpgrade platform-pythonUpgrade python3-debugUpgrade python3-libsUpgrade python3.11Upgrade python3.14Upgrade python3.12-develUpgrade python3.11-tkinterUpgrade python3Upgrade python3.12-testUpgrade python3.14-freethreading-develUpgrade python3.11-libsUpgrade platform-python-debugUpgrade python3-idleUpgrade platform-python-develUpgrade python3.12-idleUpgrade python3.14-freethreading-debugUpgrade python3.14-testUpgrade python3.12-libsUpgrade python-unversioned-commandUpgrade python3.14-debugUpgrade python3.11-testUpgrade python3.14-freethreading-libsUpgrade python3.14-freethreading-testUpgrade python3-develUpgrade python3.12-rpm-macros | Apr 2, 2026 | Mar 31, 2026 |
| Alpine Linux | — | Upgrade python3 | Aug 17, 2026 | Mar 20, 2026 |
| Amazon Linux Ami 2 | — | Upgrade python3-debugUpgrade python3-testUpgrade python-develUpgrade tkinterUpgrade python-testUpgrade python3Upgrade python3-libsUpgrade python-libsUpgrade python-toolsUpgrade python3-toolsUpgrade python3-debuginfoUpgrade python-debuginfoUpgrade pythonUpgrade python3-tkinterUpgrade python3-develUpgrade python-debug | May 20, 2026 | May 20, 2026 |
| Amazon_linux_2023 | — | Upgrade python3.12-debugsourceUpgrade python3.12-develUpgrade python3Upgrade python3.14-testUpgrade python3.14-idleUpgrade python3.14-debugsourceUpgrade python3-develUpgrade python3.11Upgrade python3.12-debugUpgrade python3.14-libsUpgrade python3.14-debuginfoUpgrade python3.14-freethreadingUpgrade python3.14-freethreading-develUpgrade python3.9-debugsourceUpgrade python3.13-freethreading-debugUpgrade python3.11-testUpgrade python3.11-debuginfoUpgrade python3.9-debuginfoUpgrade python3.14-freethreading-libsUpgrade python3.13-libsUpgrade python3.13-freethreadingUpgrade python3-libsUpgrade python3.14-tkinterUpgrade python3-tkinterUpgrade python3.13-debuginfoUpgrade python-unversioned-commandUpgrade python3.14-freethreading-testUpgrade python3.11-develUpgrade python3.11-debugUpgrade python3.13-debugsourceUpgrade python3.12-libsUpgrade python3-idleUpgrade python3-debugUpgrade python3.12-testUpgrade python3.12-idleUpgrade python3.14-freethreading-idleUpgrade python3.12-debuginfoUpgrade python3.12Upgrade python3.14-develUpgrade python3.13-debugUpgrade python3.14Upgrade python3.13-tkinterUpgrade python3.13-testUpgrade python3.12-tkinterUpgrade python3.13Upgrade python3.13-idleUpgrade python3.14-freethreading-debugUpgrade python3.13-develUpgrade python3.11-idleUpgrade python3-testUpgrade python3.11-tkinterUpgrade python3.11-libsUpgrade python3.14-debugUpgrade python3.11-debugsourceUpgrade python3.14-freethreading-tkinter | Apr 14, 2026 | Mar 20, 2026 |
| Debian | — | Upgrade python3.9Upgrade python3.13Upgrade python3.11 | May 17, 2026 | May 17, 2026 |
| Freebsd | — | Upgrade python310Upgrade python314Upgrade python313tUpgrade python313Upgrade python311Upgrade python312 | Apr 2, 2026 | Apr 1, 2026 |
| Nutanix Ahv | — | Upgrade Nutanix AHV to the latest version | Jun 5, 2026 | Jun 2, 2026 |
| Oracle_linux | — | Upgrade python3.12-idleUpgrade python-toolsUpgrade python3.12-tkinterUpgrade python3.11Upgrade pythonUpgrade platform-python-develUpgrade platform-pythonUpgrade python3.11-libsUpgrade platform-python-debugUpgrade python3-libsUpgrade python3.12-rpm-macrosUpgrade python3.11-tkinterUpgrade python3.11-debugUpgrade python3-idleUpgrade python-unversioned-commandUpgrade tkinterUpgrade python-debugUpgrade python3.11-testUpgrade python3.12-develUpgrade python3-develUpgrade python3.11-develUpgrade python3.11-idleUpgrade python3.12Upgrade python-develUpgrade python3-testUpgrade python3-debugUpgrade python-testUpgrade python3Upgrade python3.11-rpm-macrosUpgrade python-libsUpgrade python3.12-libsUpgrade python3.12-testUpgrade python3.12-debugUpgrade python3-tkinter | Apr 1, 2026 | Mar 20, 2026 |
| Redhat_linux | — | Upgrade python3.14-debuginfoUpgrade python3.14-tkinterUpgrade python3.11-debugsourceUpgrade python3.14-freethreading-idleUpgrade python3.12-libsUpgrade python3.11-develUpgrade python3.11-rpm-macrosUpgrade python-testUpgrade python3.11-idleUpgrade python3Upgrade python3-debugUpgrade python3.14-develUpgrade python-libsUpgrade python-develUpgrade python3.14-debugsourceUpgrade python3.12Upgrade python3.12-idleUpgrade python3.12-debugUpgrade python3.14-libsUpgrade platform-pythonUpgrade python3.12-tkinterUpgrade python3.12-debuginfoUpgrade python3.14-freethreading-tkinterUpgrade python3-testUpgrade python3.11-debugUpgrade python3.14-idleUpgrade tkinterUpgrade python3.14-freethreading-testUpgrade python3.14-freethreading-debugUpgrade python3.12-debugsourceUpgrade python3.9-debugsourceUpgrade pythonUpgrade python3.12-rpm-macrosUpgrade python-unversioned-commandUpgrade python3.14Upgrade python-toolsUpgrade python3.11-tkinterUpgrade platform-python-develUpgrade python3-idleUpgrade python3-develUpgrade python3-libsUpgrade python3.14-freethreading-libsUpgrade python3.14-freethreading-develUpgrade python3.14-debugUpgrade python3.12-develUpgrade python3.14-testUpgrade python3.14-freethreadingUpgrade python3.11-libsUpgrade python-debugUpgrade python3.11Upgrade platform-python-debugUpgrade python3.12-testUpgrade python3.11-debuginfoUpgrade python3.11-testUpgrade python3-debuginfoUpgrade python3.9-debuginfoUpgrade python3-tkinterUpgrade python3-debugsourceUpgrade python-debuginfo | Apr 1, 2026 | Mar 20, 2026 |
| Rocky_linux | — | Upgrade python3.11Upgrade python3.14-freethreading-tkinterUpgrade python3.11-debugUpgrade python3.14Upgrade python3.12-debugUpgrade python3.14-develUpgrade python3.14-libsUpgrade python3Upgrade python3.12-debuginfoUpgrade python3.12-tkinterUpgrade platform-pythonUpgrade python3.9-debugsourceUpgrade python3.14-debugsourceUpgrade python3.14-debuginfoUpgrade python3.11-develUpgrade python3.11-tkinterUpgrade python3.14-idleUpgrade python3.14-testUpgrade python3-debugUpgrade python3-testUpgrade python3.12-debugsourceUpgrade python3.14-freethreading-libsUpgrade python3.12Upgrade python3.14-freethreading-idleUpgrade python3.11-debugsourceUpgrade python3.11-testUpgrade python3.14-freethreading-testUpgrade python3.12-libsUpgrade python3.14-freethreadingUpgrade python3.14-debugUpgrade python3.14-freethreading-debugUpgrade python3.14-freethreading-develUpgrade platform-python-debugUpgrade python3.9-debuginfoUpgrade platform-python-develUpgrade python3.14-tkinterUpgrade python3.11-libsUpgrade python3.11-idleUpgrade python3.12-idleUpgrade python3.11-debuginfoUpgrade python3-tkinterUpgrade python3.12-testUpgrade python3.12-develUpgrade python3-develUpgrade python3-idleUpgrade python3-libs | Apr 8, 2026 | Apr 7, 2026 |
| Suse | — | Upgrade python313-nogil-baseUpgrade python39Upgrade python312-testsuiteUpgrade libpython3_11-1_0-32bitUpgrade python3-develUpgrade python311-base-32bitUpgrade python312-dbmUpgrade libpython3_4m1_0Upgrade python313-base-x86-64-v3Upgrade python313-tkUpgrade python312-toolsUpgrade python39-dbmUpgrade python310-docUpgrade python-base-32bitUpgrade python-demoUpgrade libpython3_12-1_0Upgrade python-32bitUpgrade libpython2_7-1_0Upgrade python310-toolsUpgrade python311-develUpgrade python311-toolsUpgrade python313-nogilUpgrade python311-dbmUpgrade libpython3_13-1_0-x86-64-v3Upgrade python313-nogil-cursesUpgrade python39-32bitUpgrade python313-doc-devhelpUpgrade python312-tkUpgrade python-develUpgrade python-gdbmUpgrade python3-baseUpgrade python313-nogil-develUpgrade python312Upgrade python3-idleUpgrade python310Upgrade python310-testsuiteUpgrade python3-docUpgrade python312-develUpgrade python311Upgrade libpython3_9-1_0-32bitUpgrade python312-idleUpgrade python-docUpgrade python313-nogil-toolsUpgrade python311-docUpgrade python39-cursesUpgrade python36-develUpgrade python310-tkUpgrade python313-develUpgrade python3Upgrade python3-tkUpgrade python-cursesUpgrade python312-baseUpgrade python312-cursesUpgrade python39-testsuiteUpgrade python313-baseUpgrade python313Upgrade python3-toolsUpgrade python313-nogil-idleUpgrade python-baseUpgrade python39-doc-devhelpUpgrade libpython3_13t1_0Upgrade libpython3_12-1_0-32bitUpgrade python39-base-32bitUpgrade libpython3_11-1_0Upgrade python310-base-32bitUpgrade python313-dbmUpgrade python39-toolsUpgrade python313-toolsUpgrade python311-idleUpgrade python313-cursesUpgrade python313-testsuiteUpgrade python310-doc-devhelpUpgrade python3-testsuiteUpgrade libpython3_6m1_0Upgrade python311-32bitUpgrade python310-dbmUpgrade python39-idleUpgrade python313-nogil-dbmUpgrade python313-nogil-tkUpgrade python313-idleUpgrade python313-docUpgrade python312-32bitUpgrade python311-tkUpgrade python-idleUpgrade python310-idleUpgrade python311-cursesUpgrade libpython3_9-1_0Upgrade libpython2_7-1_0-32bitUpgrade python39-tkUpgrade python39-baseUpgrade python39-docUpgrade python310-develUpgrade libpython3_13-1_0Upgrade python39-develUpgrade python313-nogil-testsuiteUpgrade python312-docUpgrade python312-base-32bitUpgrade libpython3_4m1_0-32bitUpgrade libpython3_10-1_0Upgrade python312-doc-devhelpUpgrade python313-x86-64-v3Upgrade python311-testsuiteUpgrade python311-baseUpgrade python311-doc-devhelpUpgrade python36-baseUpgrade python310-cursesUpgrade python3-dbmUpgrade libpython3_6m1_0-32bitUpgrade libpython3_10-1_0-32bitUpgrade python36Upgrade python310-baseUpgrade python310-32bitUpgrade python3-doc-devhelpUpgrade python-tkUpgrade python-xmlUpgrade python3-cursesUpgrade python-doc-pdfUpgrade python | Apr 8, 2026 | Apr 1, 2026 |
| Ubuntu | — | Upgrade libpython3.12t64Upgrade libpython3.14Upgrade python3.12Upgrade python3.10Upgrade python3.14Upgrade libpython3.10 | Jul 6, 2026 | Mar 20, 2026 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | May 27, 2026 | Mar 20, 2026 |
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