Missing authorization in Navigation in Google Chrome prior to 154.0.8037.57 allowed a remote attacker who had compromised the renderer process to bypass site isolation via a crafted HTML page. (Chromium security severity: Medium)Referenceshttps://chromereleases.googleblog.com/2026/09/stable-channel-update-for-desktop_0856730748.htmlhttps://issues.chromium.org/issues/495529018