CVE-2021-30605: Google Chrome OS Readiness Tool

High severity, CVSS 7.8. EPSS: 0.1% chance of exploitation in the next 30 days.

Inappropriate implementation in the ChromeOS Readiness Tool installer on Windows prior to 1.0.2.0 loosens DCOM access rights on two objects allowing an attacker to potentially bypass discretionary access controls.

Affected products

• Google Chrome OS Readiness Tool: before 1.0.2.0 (fixed in 1.0.2.0)

Published 2021-09-08. Last modified 2026-06-17.