{"id":"CVE-2026-113138","published":"2026-10-20T22:19:06.090","lastModified":"2026-10-22T23:18:26.800","description":"Memory corruption in WebAppInstalls 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-119"],"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/561396577","tags":["Permissions Required"]}],"exploitRefs":[],"hasPoc":false,"ai":{"summary":"A memory corruption vulnerability in Chrome's WebAppInstalls component allowed remote attackers to execute arbitrary code outside the browser sandbox via a malicious webpage.","exploitability":"Exploitation requires user interaction (e.g., visiting a crafted page) and sophisticated memory corruption primitives, making it non-trivial but feasible for advanced attackers.","blast_radius":"Successful exploitation could lead to full system compromise, data theft, or malware deployment outside Chrome's sandboxed environment.","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":["memory-corruption","sandbox-escape","rce","web","browser"],"model":"garnet-coder","analyzedAt":"2026-10-24T09:05:34.723Z"}}