Medium (4.3). EPSS 1.0% chance of exploitation in the next 30 days.
Incorrect security UI in full screen mode in Google Chrome prior to 78.0.3904.70 allowed a remote attacker to hide security UI via a crafted HTML page.
Severity
CVSS 3.1
4.3 medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
EPSS
1.0% chance of exploitation in the next 30 days; higher than 64% of CVEs (scores of 2026-10-31)