CVE-2021-21146: Fedoraproject Fedora

Critical severity, CVSS 9.6. EPSS: 1.1% chance of exploitation in the next 30 days.

Use after free in Navigation in Google Chrome prior to 88.0.4324.146 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page.

Affected products

• Fedoraproject Fedora: version 32 only; version 33 only
• Google Chrome: before 88.0.4324.146 (fixed in 88.0.4324.146)

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