{"id":"CVE-2026-121234","published":"2026-11-03T21:17:33.503","lastModified":"2026-11-03T22:19:44.597","description":"Privilege elevation in Contacts 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: 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-250"],"vendors":[],"products":[],"references":[{"url":"https://chromereleases.googleblog.com/2026/11/stable-channel-update-for-desktop.html","tags":[]},{"url":"https://issues.chromium.org/issues/513767200","tags":[]}],"exploitRefs":[],"hasPoc":false,"ai":{"summary":"A privilege elevation flaw in Google Chrome's Contacts feature on Android allowed remote attackers to escape the browser sandbox and execute arbitrary code outside it by tricking a user into visiting a malicious HTML page.","exploitability":"Exploitation requires social engineering (user interaction) to visit a crafted page; no pre-authentication or special privileges are needed beyond a standard web request.","blast_radius":"Successful exploitation could lead to full device compromise, including data theft, malware installation, and lateral movement within the user's Android environment.","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":["sandbox-escape","privilege-escalation","android","web-exploit"],"model":"garnet-coder","analyzedAt":"2026-11-04T09:52:45.504Z"}}