CVE-2026-84354: Google Chrome

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

Incorrect authorization in FileSystem in Google Chrome prior to 152.0.7977.75 allowed a remote attacker leveraging social engineering to execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: High)

Affected products

• Google Chrome: before 152.0.7977.75 (fixed in 152.0.7977.75)

Published 2026-09-02. Last modified 2026-09-03.