{"id":"CLSA-2026-1777548458","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":"2026-06-04T09:47:03.646938954Z","published":"2026-04-30T11:27:43Z","upstream":["CVE-2026-4519","CVE-2026-4786"],"references":[{"type":"ADVISORY","url":"https://errata.tuxcare.com/els_os/ubuntu16.04els/CLSA-2026-1777548458.html"}],"affected":[{"package":{"name":"idle-python3.5","ecosystem":"TuxCare:Ubuntu:16.04","purl":"pkg:deb/tuxcare/idle-python3.5?distro=ubuntu-16.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:3.5.2-2ubuntu0~16.04.13+tuxcare.els24"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu16.04els/CLSA-2026-1777548458.json"}},{"package":{"name":"libpython3.5","ecosystem":"TuxCare:Ubuntu:16.04","purl":"pkg:deb/tuxcare/libpython3.5?distro=ubuntu-16.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:3.5.2-2ubuntu0~16.04.13+tuxcare.els24"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu16.04els/CLSA-2026-1777548458.json"}},{"package":{"name":"libpython3.5-dev","ecosystem":"TuxCare:Ubuntu:16.04","purl":"pkg:deb/tuxcare/libpython3.5-dev?distro=ubuntu-16.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:3.5.2-2ubuntu0~16.04.13+tuxcare.els24"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu16.04els/CLSA-2026-1777548458.json"}},{"package":{"name":"libpython3.5-minimal","ecosystem":"TuxCare:Ubuntu:16.04","purl":"pkg:deb/tuxcare/libpython3.5-minimal?distro=ubuntu-16.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:3.5.2-2ubuntu0~16.04.13+tuxcare.els24"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu16.04els/CLSA-2026-1777548458.json"}},{"package":{"name":"libpython3.5-stdlib","ecosystem":"TuxCare:Ubuntu:16.04","purl":"pkg:deb/tuxcare/libpython3.5-stdlib?distro=ubuntu-16.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:3.5.2-2ubuntu0~16.04.13+tuxcare.els24"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu16.04els/CLSA-2026-1777548458.json"}},{"package":{"name":"libpython3.5-testsuite","ecosystem":"TuxCare:Ubuntu:16.04","purl":"pkg:deb/tuxcare/libpython3.5-testsuite?distro=ubuntu-16.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:3.5.2-2ubuntu0~16.04.13+tuxcare.els24"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu16.04els/CLSA-2026-1777548458.json"}},{"package":{"name":"python3.5","ecosystem":"TuxCare:Ubuntu:16.04","purl":"pkg:deb/tuxcare/python3.5?distro=ubuntu-16.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:3.5.2-2ubuntu0~16.04.13+tuxcare.els24"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu16.04els/CLSA-2026-1777548458.json"}},{"package":{"name":"python3.5-dev","ecosystem":"TuxCare:Ubuntu:16.04","purl":"pkg:deb/tuxcare/python3.5-dev?distro=ubuntu-16.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:3.5.2-2ubuntu0~16.04.13+tuxcare.els24"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu16.04els/CLSA-2026-1777548458.json"}},{"package":{"name":"python3.5-doc","ecosystem":"TuxCare:Ubuntu:16.04","purl":"pkg:deb/tuxcare/python3.5-doc?distro=ubuntu-16.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:3.5.2-2ubuntu0~16.04.13+tuxcare.els24"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu16.04els/CLSA-2026-1777548458.json"}},{"package":{"name":"python3.5-examples","ecosystem":"TuxCare:Ubuntu:16.04","purl":"pkg:deb/tuxcare/python3.5-examples?distro=ubuntu-16.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:3.5.2-2ubuntu0~16.04.13+tuxcare.els24"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu16.04els/CLSA-2026-1777548458.json"}},{"package":{"name":"python3.5-minimal","ecosystem":"TuxCare:Ubuntu:16.04","purl":"pkg:deb/tuxcare/python3.5-minimal?distro=ubuntu-16.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:3.5.2-2ubuntu0~16.04.13+tuxcare.els24"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu16.04els/CLSA-2026-1777548458.json"}},{"package":{"name":"python3.5-venv","ecosystem":"TuxCare:Ubuntu:16.04","purl":"pkg:deb/tuxcare/python3.5-venv?distro=ubuntu-16.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:3.5.2-2ubuntu0~16.04.13+tuxcare.els24"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu16.04els/CLSA-2026-1777548458.json"}}],"schema_version":"1.7.5"}