Insufficiently strict origin checks during JIT payment app installation in Payments in Google Chrome prior to 70.0.3538.67 allowed a remote attacker to install a service worker for a domain that can host attacker controled files via a crafted HTML page.
Severity
CVSS 3.0
6.1 medium
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
EPSS
0.4% chance of exploitation in the next 30 days; higher than 32% of CVEs (scores of 2026-10-31)