What the vulnerability does

01Description

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)

Key dates

02Disclosure timeline

April 8, 2026 CVE published
April 29, 2026 Record updated