CVE-2026-11645: Google Chromium V8 Out-of-Bounds Read and Write Vulnerability

High severity, CVSS 8.8. Actively exploited: in CISA KEV since 2026-06-09. EPSS: 2.4% chance of exploitation in the next 30 days.

Out of bounds read and write in V8 in Google Chrome prior to 149.0.7827.103 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium security severity: High)

Affected products

• Google Chrome: before 149.0.7827.103 (fixed in 149.0.7827.103)

Published 2026-06-09. Last modified 2026-07-23.