CVE-2021-30508: Fedoraproject Fedora

High severity, CVSS 8.8. EPSS: 1% chance of exploitation in the next 30 days.

Heap buffer overflow in Media Feeds in Google Chrome prior to 90.0.4430.212 allowed an attacker who convinced a user to enable certain features in Chrome to potentially exploit heap corruption via a crafted HTML page.

Affected products

• Fedoraproject Fedora: version 33 only; version 34 only
• Google Chrome: before 90.0.4430.212 (fixed in 90.0.4430.212)

Published 2021-06-04. Last modified 2026-06-17.