Use after free in Cast UI in Google Chrome prior to 99.0.4844.51 allowed a remote attacker who convinced a user to engage in specific user interaction to potentially perform a sandbox escape via a crafted HTML page.
Severity
CVSS 3.1
9.6 critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
EPSS
0.9% chance of exploitation in the next 30 days; higher than 60% of CVEs (scores of 2026-10-31)