CVE-2026-5911: Google Chrome

Medium severity, CVSS 4.3. EPSS: 0.3% chance of exploitation in the next 30 days.

Policy bypass in ServiceWorkers in Google Chrome prior to 147.0.7727.55 allowed a remote attacker to bypass content security policy via a crafted HTML page. (Chromium security severity: Low)

Affected products

• Google Chrome: before 147.0.7727.55 (fixed in 147.0.7727.55)

Published 2026-04-08. Last modified 2026-07-24.