CVE-2026-102330: Google Chrome

Medium severity, CVSS 6.5. EPSS: 0.2% chance of exploitation in the next 30 days.

Incorrect authorization in SiteIsolation in Google Chrome prior to 154.0.8037.92 allowed a remote attacker who had compromised the renderer process to bypass web origin policy via a crafted HTML page. (Chromium security severity: Low)

Affected products

• Google Chrome: before 154.0.8037.92 (fixed in 154.0.8037.92)

Published 2026-09-29. Last modified 2026-09-30.