Inappropriate implementation in Chrome for iOS in Google Chrome on iOS prior to 151.0.7922.72 allowed a remote attacker to potentially perform a sandbox escape …

CVE-2026-17669 describes a high-severity vulnerability in Google Chrome for iOS affecting versions prior to 151.0.7922.72. The flaw stems from an inappropriate implementation in Chrome for iOS, which could allow a remote attacker to potentially perform a sandbox escape. The attack vector involves a specially crafted HTML page, making it exploitable remotely without requiring physical access. The vulnerability was assigned a 'High' severity rating by the Chromium security team. Google addressed the issue in the stable channel update released in July 2026. Users on iOS running older versions of Chrome are advised to update immediately. The vulnerability is tracked under the Chromium issue tracker as issue #513142464.