CVE-2021-43221: Microsoft Edge Chromium

Medium severity, CVSS 4.2. EPSS: 1.1% chance of exploitation in the next 30 days.

Microsoft Edge (Chromium-based) Remote Code Execution Vulnerability

Affected products

• Microsoft Edge Chromium: before 96.0.1054.29 (fixed in 96.0.1054.29)

Published 2021-11-24. Last modified 2026-08-19.