Auth bypass in Google Chrome

CVE-2026-87570

Incorrect authorization in SiteIsolation in Google Chrome prior to 153.0.8010.36 allowed a remote attacker who had compromised the renderer process and leveraged social engineering to bypass site isolation via a crafted file. (Chromium security severity: Medium)

Vulnerability class: Broken Access Control

Affected products

Weakness classification (CWE)

References