CVE-2026-87646: Google Chrome

Critical severity, CVSS 9.6. EPSS: 0.5% chance of exploitation in the next 30 days.

Use after free in Web Authentication in Google Chrome prior to 153.0.8010.36 allowed a remote attacker to execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: High)

Affected products

• Google Chrome: before 153.0.8010.36 (fixed in 153.0.8010.36)

Published 2026-09-09. Last modified 2026-09-10.