{"id":"CVE-2025-66287","title":"A flaw was found in WebKitGTK","summary":"A flaw was found in WebKitGTK. Processing malicious web content can cause an unexpected process crash 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"],"published":"2025-12-04","updated":"2026-06-25","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2025-66287","references":[{"url":"https://access.redhat.com/errata/RHSA-2025:22789","label":"secalert@redhat.com"},{"url":"https://access.redhat.com/errata/RHSA-2025:22790","label":"secalert@redhat.com"},{"url":"https://access.redhat.com/errata/RHSA-2025:23110","label":"secalert@redhat.com"},{"url":"https://access.redhat.com/errata/RHSA-2025:23433","label":"secalert@redhat.com"},{"url":"https://access.redhat.com/errata/RHSA-2025:23434","label":"secalert@redhat.com"},{"url":"https://access.redhat.com/errata/RHSA-2025:23451","label":"secalert@redhat.com"},{"url":"https://access.redhat.com/errata/RHSA-2025:23452","label":"secalert@redhat.com"},{"url":"https://access.redhat.com/errata/RHSA-2025:23583","label":"secalert@redhat.com"},{"url":"https://access.redhat.com/errata/RHSA-2025:23591","label":"secalert@redhat.com"},{"url":"https://access.redhat.com/errata/RHSA-2025:23742","label":"secalert@redhat.com"},{"url":"https://access.redhat.com/errata/RHSA-2025:23743","label":"secalert@redhat.com"},{"url":"https://access.redhat.com/security/cve/CVE-2025-66287","label":"secalert@redhat.com"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2418857","label":"secalert@redhat.com"},{"url":"https://webkitgtk.org/security/WSA-2025-0009.html","label":"secalert@redhat.com"}],"tags":["nvd"],"epss":0.00473,"epssPercentile":0.40048,"ingestedAt":"2026-06-29T13:24:34.615Z","slug":"CVE-2025-66287","body":"## Overview\n\nA flaw was found in WebKitGTK. Processing malicious web content can cause an unexpected process crash due to improper memory handling.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":48,"depthScoreParts":{"impact":48.4,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}