Insufficient policy enforcement in networking in Google Chrome prior to 86.0.4240.75 allowed a remote attacker who had compromised the renderer process to bypass same origin policy via a crafted HTML page.
Severity
CVSS 3.1
8.8 high
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS
1.4% chance of exploitation in the next 30 days; higher than 72% of CVEs (scores of 2026-10-31)