Vulnerability in Google Chrome

CVE-2026-87433

Race condition in FileAPI in Google Chrome prior to 153.0.8010.36 allowed a remote attacker who had compromised the renderer process to bypass site isolation via a crafted HTML page. (Chromium security severity: Medium)

Vulnerability class: TOCTOU (Time-of-Check to Time-of-Use)

Affected products

Weakness classification (CWE)

References