CVE-2021-21117: Google Chrome

High severity, CVSS 7.8. EPSS: 0.2% chance of exploitation in the next 30 days.

Insufficient policy enforcement in Cryptohome in Google Chrome prior to 88.0.4324.96 allowed a local attacker to perform OS-level privilege escalation via a crafted file.

Affected products

• Google Chrome: before 88.0.4324.96 (fixed in 88.0.4324.96)

Published 2021-02-09. Last modified 2026-06-17.