{"id":"USN-5127-1","summary":"webkit2gtk vulnerabilities","details":"A large number of security issues were discovered in the WebKitGTK Web and\nJavaScript engines. If a user were tricked into viewing a malicious\nwebsite, a remote attacker could exploit a variety of issues related to web\nbrowser security, including cross-site scripting attacks, denial of service\nattacks, and arbitrary code execution.\n","modified":"2026-04-22T10:33:04.302428Z","published":"2021-11-01T13:43:28Z","related":["UBUNTU-CVE-2021-30846","UBUNTU-CVE-2021-30851","UBUNTU-CVE-2021-42762"],"upstream":["CVE-2021-30846","CVE-2021-30851","CVE-2021-42762","UBUNTU-CVE-2021-30846","UBUNTU-CVE-2021-30851","UBUNTU-CVE-2021-42762"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-5127-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2021-30846"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2021-30851"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2021-42762"}],"affected":[{"package":{"name":"webkit2gtk","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/webkit2gtk@2.34.1-0ubuntu0.20.04.1?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.34.1-0ubuntu0.20.04.1"}]}],"versions":["2.26.1-3","2.26.2-1","2.26.3-1ubuntu2","2.26.4-1ubuntu1","2.28.0-1ubuntu2","2.28.1-1","2.28.2-0ubuntu0.20.04.1","2.28.3-0ubuntu0.20.04.1","2.28.4-0ubuntu0.20.04.1","2.30.3-0ubuntu0.20.04.1","2.30.5-0ubuntu0.20.04.1","2.30.6-0ubuntu0.20.04.1","2.32.0-0ubuntu0.20.04.1","2.32.3-0ubuntu0.20.04.1","2.32.4-0ubuntu0.20.04.1"],"ecosystem_specific":{"binaries":[{"binary_version":"2.34.1-0ubuntu0.20.04.1","binary_name":"gir1.2-javascriptcoregtk-4.0"},{"binary_version":"2.34.1-0ubuntu0.20.04.1","binary_name":"gir1.2-webkit2-4.0"},{"binary_version":"2.34.1-0ubuntu0.20.04.1","binary_name":"libjavascriptcoregtk-4.0-18"},{"binary_version":"2.34.1-0ubuntu0.20.04.1","binary_name":"libjavascriptcoregtk-4.0-bin"},{"binary_version":"2.34.1-0ubuntu0.20.04.1","binary_name":"libwebkit2gtk-4.0-37"},{"binary_version":"2.34.1-0ubuntu0.20.04.1","binary_name":"libwebkit2gtk-4.0-37-gtk2"},{"binary_version":"2.34.1-0ubuntu0.20.04.1","binary_name":"webkit2gtk-driver"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-5127-1.json","cves_map":{"cves":[{"id":"CVE-2021-30846","severity":[{"score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2021-30851","severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2021-42762","severity":[{"score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]}],"ecosystem":"Ubuntu:20.04:LTS"}}}],"schema_version":"1.7.5"}