CVE-2021-4102: Google Chromium V8 Use-After-Free Vulnerability

High severity, CVSS 8.8. Actively exploited: in CISA KEV since 2021-12-15. EPSS: 7.8% chance of exploitation in the next 30 days.

Use after free in V8 in Google Chrome prior to 96.0.4664.110 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

Affected products

• Google Chrome: before 96.0.4664.110 (fixed in 96.0.4664.110)

Published 2022-02-11. Last modified 2026-06-17.