CVE-2026-5919: Google Chrome

Medium severity, CVSS 6.5. EPSS: 0.3% chance of exploitation in the next 30 days.

Insufficient validation of untrusted input in WebSockets in Google Chrome prior to 147.0.7727.55 allowed a remote attacker who had compromised the renderer process to bypass same origin 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.