{"id":"CVE-2026-113078","published":"2026-10-20T22:18:59.383","lastModified":"2026-10-26T18:39:43.297","description":"Improper input validation in Compositing in Google Chrome prior to 156.0.8078.47 allowed a remote attacker to potentially execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: Medium)","cvssScore":9.6,"cvssSeverity":"CRITICAL","cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H","cwes":["CWE-20"],"vendors":["google"],"products":["chrome"],"references":[{"url":"https://chromereleases.googleblog.com/2026/10/stable-channel-update-for-desktop_02018666648.html","tags":["Release Notes","Vendor Advisory"]},{"url":"https://issues.chromium.org/issues/499520020","tags":["Issue Tracking"]}],"exploitRefs":[],"hasPoc":false,"ai":{"summary":"Improper input validation in Chrome's Compositing component allowed remote code execution outside the sandbox via a malicious HTML page, enabling attackers to bypass security boundaries.","exploitability":"Requires user interaction (e.g., visiting a crafted webpage) and exploitation difficulty is non-trivial but feasible for skilled attackers given the sandbox escape potential.","blast_radius":"Successful exploitation could lead to full system compromise, data theft, or lateral movement within the victim's environment due to sandbox escape.","remediation":"Upgrade Google Chrome to version 156.0.8078.47 or later.","detection":"No reliable host or network indicator is derivable from the published description.","tags":["rce","sandbox-escape","web","input-validation"],"model":"garnet-coder","analyzedAt":"2026-10-24T09:04:33.675Z"}}