{"id":"CVE-2026-106409","published":"2026-10-06T19:18:10.523","lastModified":"2026-10-07T13:40:12.403","description":"Incorrect reference resolution in WebAppInstalls in Google Chrome on on Mac prior to 155.0.8059.39 allowed a remote attacker who had compromised the renderer process to execute arbitrary code outside the sandbox via crafted network traffic. (Chromium security severity: Medium)","cvssScore":8.3,"cvssSeverity":"HIGH","cvssVector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H","cwes":["CWE-706"],"vendors":["google","apple"],"products":["chrome","macos"],"references":[{"url":"https://chromereleases.googleblog.com/2026/10/stable-channel-update-for-desktop_086471744.html","tags":["Release Notes","Vendor Advisory"]},{"url":"https://issues.chromium.org/issues/559097675","tags":["Permissions Required"]}],"exploitRefs":[],"hasPoc":false,"ai":{"summary":"A flaw in how Chrome on Mac handles web app installations allows a compromised renderer process to execute arbitrary code outside the sandbox, potentially leading to full system compromise. This affects Google Chrome and macOS systems.","exploitability":"Exploitation requires a remote attacker who has already compromised the renderer process, making it moderately difficult but possible with a follow-up attack vector, and relies on the victim using Chrome with web app installation features.","blast_radius":"The impact could be significant across all Mac users running affected Chrome versions, potentially allowing attackers to execute arbitrary code with system-level privileges and access sensitive user data.","remediation":"Upgrade to Chrome 155.0.8059.39 or later to remediate this vulnerability.","detection":"No reliable host or network indicator is derivable from the published description.","tags":["rce","sandbox-bypass","web","chrome"],"model":"garnet-coder","analyzedAt":"2026-10-14T08:55:18.076Z"}}