{"id":"CVE-2026-121246","published":"2026-11-03T21:17:35.093","lastModified":"2026-11-04T05:18:37.383","description":"Use after free in WebGL in Google Chrome on on Android prior to 157.0.8103.38 allowed a remote attacker to potentially execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: Critical)","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-416"],"vendors":[],"products":[],"references":[{"url":"https://chromereleases.googleblog.com/2026/11/stable-channel-update-for-desktop.html","tags":[]},{"url":"https://issues.chromium.org/issues/558870371","tags":[]}],"exploitRefs":[],"hasPoc":false,"ai":{"summary":"A use-after-free vulnerability in Chrome's WebGL implementation on Android allowed remote attackers to execute arbitrary code outside the sandbox by tricking a user into visiting a malicious page.","exploitability":"Exploitation requires user interaction (e.g., clicking a link) and a specially crafted HTML page targeting a vulnerable Chrome version on Android; no public exploit is known.","blast_radius":"Successful exploitation could lead to full system compromise outside the browser sandbox, enabling data theft, malware installation, or lateral movement.","remediation":"Upgrade Google Chrome on Android to version 157.0.8103.38 or later.","detection":"No reliable host or network indicator is derivable from the published description.","tags":["use-after-free","rce","sandbox-escape","android","webgl","remote-exploit"],"model":"garnet-coder","analyzedAt":"2026-11-04T09:53:02.979Z"}}