CVE-2021-30591: Fedoraproject Fedora

High severity, CVSS 8.8. EPSS: 2.5% chance of exploitation in the next 30 days.

Use after free in File System API in Google Chrome prior to 92.0.4515.131 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

Affected products

• Fedoraproject Fedora: version 33 only; version 34 only; version 35 only
• Google Chrome: before 92.0.4515.131 (fixed in 92.0.4515.131)

Published 2021-08-26. Last modified 2026-06-17.