CVE-2026-102322: Google Chrome

Critical severity, CVSS 9.6. EPSS: 0.4% chance of exploitation in the next 30 days.

Incorrect Authorization in SiteIsolation in Google Chrome prior to 155.0.8059.39 allowed a remote attacker to execute arbitrary code via a crafted HTML page. (Chromium security severity: High)

Affected products

• Google Chrome: before 155.0.8059.39 (fixed in 155.0.8059.39)

Published 2026-10-06. Last modified 2026-10-08.