November 3, 2021 · Applied Cybernetics Group
CVE-2021-21224 — Google Chromium V8
Google Chromium V8 Type Confusion Vulnerability
- Added to KEV
2021-11-03- Federal due date
2021-11-17- Vendor
- Product
- Chromium V8
- EPSS
- 97.5th percentile (score 0.425, as of
2026-06-08) - NVD CVSS v3.1
- —
- Ransomware use
- Unknown
- Upstream
- https://nvd.nist.gov/vuln/detail/CVE-2021-21224
CISA short description
Google Chromium V8 Engine contains a type confusion vulnerability that allows a remote attacker to execute code inside a sandbox via a crafted HTML page. This vulnerability could affect multiple web browsers that utilize Chromium, including, but not limited to, Google Chrome, Microsoft Edge, and Opera.
Required action
Apply updates per vendor instructions.