{"id":"UBUNTU-CVE-2026-83596","details":"A flaw was found in WebKitGTK. Processing malicious web content can cause memory corruption due to improper memory handling.","modified":"2026-09-02T16:28:28Z","published":"2026-08-31T21:17:00Z","upstream":["CVE-2026-83596"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-83596"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2026-83596"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-83596"},{"type":"REPORT","url":"https://bugs.webkit.org/show_bug.cgi?id=322969"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2526490"}],"affected":[{"package":{"name":"webkitgtk","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/webkitgtk?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.4.9-2ubuntu2","2.4.10-0ubuntu1","2.4.11-0ubuntu0.1"],"ecosystem_specific":{"binaries":[{"binary_version":"2.4.11-0ubuntu0.1","binary_name":"gir1.2-javascriptcoregtk-3.0"},{"binary_version":"2.4.11-0ubuntu0.1","binary_name":"gir1.2-webkit-3.0"},{"binary_name":"gir1.2-webkit2-3.0","binary_version":"2.4.11-0ubuntu0.1"},{"binary_version":"2.4.11-0ubuntu0.1","binary_name":"libjavascriptcoregtk-1.0-0"},{"binary_name":"libjavascriptcoregtk-3.0-0","binary_version":"2.4.11-0ubuntu0.1"},{"binary_version":"2.4.11-0ubuntu0.1","binary_name":"libjavascriptcoregtk-3.0-bin"},{"binary_name":"libwebkit2gtk-3.0-25","binary_version":"2.4.11-0ubuntu0.1"},{"binary_name":"libwebkitgtk-1.0-0","binary_version":"2.4.11-0ubuntu0.1"},{"binary_name":"libwebkitgtk-1.0-common","binary_version":"2.4.11-0ubuntu0.1"},{"binary_version":"2.4.11-0ubuntu0.1","binary_name":"libwebkitgtk-3.0-0"},{"binary_name":"libwebkitgtk-3.0-common","binary_version":"2.4.11-0ubuntu0.1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-83596.json"}},{"package":{"name":"webkitgtk","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/webkitgtk?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.4.11-3","2.4.11-3ubuntu2","2.4.11-3ubuntu3"],"ecosystem_specific":{"binaries":[{"binary_name":"gir1.2-javascriptcoregtk-3.0","binary_version":"2.4.11-3ubuntu3"},{"binary_name":"gir1.2-webkit-3.0","binary_version":"2.4.11-3ubuntu3"},{"binary_name":"libjavascriptcoregtk-1.0-0","binary_version":"2.4.11-3ubuntu3"},{"binary_name":"libjavascriptcoregtk-3.0-0","binary_version":"2.4.11-3ubuntu3"},{"binary_name":"libjavascriptcoregtk-3.0-bin","binary_version":"2.4.11-3ubuntu3"},{"binary_name":"libwebkitgtk-1.0-0","binary_version":"2.4.11-3ubuntu3"},{"binary_name":"libwebkitgtk-3.0-0","binary_version":"2.4.11-3ubuntu3"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-83596.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"medium"}]}