CVE-2021-21151: Fedoraproject Fedora

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

Use after free in Payments in Google Chrome prior to 88.0.4324.182 allowed a remote attacker to potentially perform a sandbox escape via a crafted HTML page.

Affected products

• Fedoraproject Fedora: version 32 only; version 33 only
• Google Chrome: before 88.0.4324.182 (fixed in 88.0.4324.182)

Published 2021-02-22. Last modified 2026-06-17.