{"id":"CVE-2026-83596","title":"A flaw was found in WebKitGTK","summary":"A flaw was found in WebKitGTK. Processing malicious web content can cause memory corruption due to improper memory handling.","severity":"high","cvss":8.8,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","cwe":["CWE-120"],"vendor":"WebKit","product":"webkit","affected":["webkit >= 1.10.0 < *","webkitgtk >= 1.10.0 < *","webkit2gtk3 (all versions)","webkitgtk","webkitgtk3","webkitgtk4 (all versions)","webkit2gtk3 (all versions)"],"patched":["enterprise_linux_appstream_v_9"],"published":"2026-08-31","updated":"2026-09-22","sourceUpdated":"2026-09-22T15:17:18.813","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-83596","references":[{"url":"https://access.redhat.com/errata/RHSA-2026:69098","label":"secalert@redhat.com"},{"url":"https://access.redhat.com/security/cve/CVE-2026-83596","label":"secalert@redhat.com"},{"url":"https://bugs.webkit.org/show_bug.cgi?id=322969","label":"secalert@redhat.com"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2526490","label":"secalert@redhat.com"},{"url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-83596.json"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-83596"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-83596"}],"tags":["nvd","cve.org","csaf","vex","red-hat"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"total","timestamp":"2026-09-02T03:55:22.546908Z"},"epss":0.00294,"epssPercentile":0.19498,"ingestedAt":"2026-09-05T19:43:56.399Z","slug":"CVE-2026-83596","body":"## Overview\n\nA flaw was found in WebKitGTK. Processing malicious web content can cause memory corruption due to improper memory handling.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.\n\n## Vendor advisories\n\n- **RHSA-2026:69098** · Red Hat · fixed in: Red Hat Enterprise Linux AppStream (v. 9) · released 2026-09-21 · [advisory](https://access.redhat.com/errata/RHSA-2026:69098)\n- **Red Hat VEX** · Important · affected: Red Hat Enterprise Linux 6, Red Hat Enterprise Linux 7, Red Hat Enterprise Linux 8 · no fix planned: Red Hat Enterprise Linux 6, Red Hat Enterprise Linux 7, Red Hat Enterprise Linux 8 · updated 2026-09-21 · [vex](https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-83596.json)","depth":"twilight","depthScore":48,"depthScoreParts":{"impact":48.4,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}