{"id":"CLSA-2026-1777548617","summary":"Fix CVE(s): CVE-2026-4519, CVE-2026-4786","details":"   * SECURITY UPDATE: webbrowser.open accepts URLs with leading dashes\n     - debian/patches/CVE-2026-4519-CVE-2026-4786.patch: reject URLs whose\n       lstrip starts with '-' in Lib/webbrowser.py; also fix bypass via\n       %action substitution in UnixBrowser.open().\n     - CVE-2026-4519\n     - CVE-2026-4786","modified":"2026-06-04T09:47:30.479549727Z","published":"2026-04-30T11:30:22Z","upstream":["CVE-2026-4519","CVE-2026-4786"],"references":[{"type":"ADVISORY","url":"https://errata.tuxcare.com/els_os/ubuntu18.04els/CLSA-2026-1777548617.html"}],"affected":[{"package":{"name":"idle-python3.6","ecosystem":"TuxCare:Ubuntu:18.04","purl":"pkg:deb/tuxcare/idle-python3.6?distro=ubuntu-18.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.6.9-1~18.04ubuntu1.12+tuxcare.els21"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1777548617.json"}},{"package":{"name":"libpython3.6","ecosystem":"TuxCare:Ubuntu:18.04","purl":"pkg:deb/tuxcare/libpython3.6?distro=ubuntu-18.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.6.9-1~18.04ubuntu1.12+tuxcare.els21"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1777548617.json"}},{"package":{"name":"libpython3.6-dev","ecosystem":"TuxCare:Ubuntu:18.04","purl":"pkg:deb/tuxcare/libpython3.6-dev?distro=ubuntu-18.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.6.9-1~18.04ubuntu1.12+tuxcare.els21"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1777548617.json"}},{"package":{"name":"libpython3.6-minimal","ecosystem":"TuxCare:Ubuntu:18.04","purl":"pkg:deb/tuxcare/libpython3.6-minimal?distro=ubuntu-18.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.6.9-1~18.04ubuntu1.12+tuxcare.els21"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1777548617.json"}},{"package":{"name":"libpython3.6-stdlib","ecosystem":"TuxCare:Ubuntu:18.04","purl":"pkg:deb/tuxcare/libpython3.6-stdlib?distro=ubuntu-18.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.6.9-1~18.04ubuntu1.12+tuxcare.els21"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1777548617.json"}},{"package":{"name":"libpython3.6-testsuite","ecosystem":"TuxCare:Ubuntu:18.04","purl":"pkg:deb/tuxcare/libpython3.6-testsuite?distro=ubuntu-18.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.6.9-1~18.04ubuntu1.12+tuxcare.els21"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1777548617.json"}},{"package":{"name":"python3.6","ecosystem":"TuxCare:Ubuntu:18.04","purl":"pkg:deb/tuxcare/python3.6?distro=ubuntu-18.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.6.9-1~18.04ubuntu1.12+tuxcare.els21"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1777548617.json"}},{"package":{"name":"python3.6-dev","ecosystem":"TuxCare:Ubuntu:18.04","purl":"pkg:deb/tuxcare/python3.6-dev?distro=ubuntu-18.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.6.9-1~18.04ubuntu1.12+tuxcare.els21"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1777548617.json"}},{"package":{"name":"python3.6-doc","ecosystem":"TuxCare:Ubuntu:18.04","purl":"pkg:deb/tuxcare/python3.6-doc?distro=ubuntu-18.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.6.9-1~18.04ubuntu1.12+tuxcare.els21"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1777548617.json"}},{"package":{"name":"python3.6-examples","ecosystem":"TuxCare:Ubuntu:18.04","purl":"pkg:deb/tuxcare/python3.6-examples?distro=ubuntu-18.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.6.9-1~18.04ubuntu1.12+tuxcare.els21"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1777548617.json"}},{"package":{"name":"python3.6-minimal","ecosystem":"TuxCare:Ubuntu:18.04","purl":"pkg:deb/tuxcare/python3.6-minimal?distro=ubuntu-18.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.6.9-1~18.04ubuntu1.12+tuxcare.els21"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1777548617.json"}},{"package":{"name":"python3.6-venv","ecosystem":"TuxCare:Ubuntu:18.04","purl":"pkg:deb/tuxcare/python3.6-venv?distro=ubuntu-18.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.6.9-1~18.04ubuntu1.12+tuxcare.els21"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1777548617.json"}}],"schema_version":"1.7.5"}