CVE-2026-8509: Google Chrome

High severity, CVSS 8.8. EPSS: 0.5% chance of exploitation in the next 30 days.

Heap buffer overflow in WebML in Google Chrome prior to 148.0.7778.168 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium security severity: Critical)

Affected products

• Google Chrome: before 148.0.7778.168 (fixed in 148.0.7778.168)

Published 2026-05-14. Last modified 2026-06-17.