CVE-2026-5891: Google Chrome

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

Insufficient policy enforcement in browser UI in Google Chrome prior to 147.0.7727.55 allowed a remote attacker who had compromised the renderer process to perform UI spoofing via a crafted HTML page. (Chromium security severity: Medium)

Affected products

• Google Chrome: before 147.0.7727.55 (fixed in 147.0.7727.55)

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