CVE-2026-103623: Google Chrome

High severity, CVSS 8.8. EPSS: 0.3% chance of exploitation in the next 30 days.

Use after free in MediaStream in Google Chrome prior to 154.0.8037.97 allowed a remote attacker to execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: High)

Affected products

• Google Chrome: before 154.0.8037.97 (fixed in 154.0.8037.97)

Published 2026-10-02. Last modified 2026-10-06.