Low (3.1) in google chrome. EPSS 0.2% chance of exploitation in the next 30 days.
Insufficient validation of untrusted input. in Compositing in Google Chrome prior to 147.0.7727.138 allowed a remote attacker who had compromised the renderer process to bypass site isolation via a crafted HTML page. (Chromium security severity: High)
Severity
CVSS 3.1
3.1 low
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:N
EPSS
0.2% chance of exploitation in the next 30 days; higher than 10% of CVEs (scores of 2026-10-31)