CVE-2026-9990: Google Chrome

High severity, CVSS 7.5. EPSS: 0.3% chance of exploitation in the next 30 days.

Use after free in WebAppInstalls in Google Chrome on Mac prior to 148.0.7778.216 allowed a remote attacker who convinced a user to engage in specific UI gestures to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: High)

Affected products

• Google Chrome: before 148.0.7778.216 (fixed in 148.0.7778.216)

Published 2026-05-28. Last modified 2026-07-21.