CVE-2026-9116: Google Chrome

Medium severity, CVSS 4.3. EPSS: 0.2% chance of exploitation in the next 30 days.

Insufficient policy enforcement in ServiceWorker in Google Chrome on prior to 148.0.7778.179 allowed a remote attacker to leak cross-origin data via a crafted HTML page. (Chromium security severity: High)

Affected products

• Google Chrome: before 148.0.7778.179 (fixed in 148.0.7778.179)

Published 2026-05-20. Last modified 2026-07-20.