CVE-2021-21220CISA KEVEPSS p99.3%
CVE-2021-21220Google Chromium V8 Improper Input Validation Vulnerability
Google / Chromium V8
Description
Google Chromium V8 Engine contains an improper input validation vulnerability that allows a remote attacker to potentially exploit heap corruption 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.
Scoring
| EPSS | 70.44% probability of exploitation · percentile 99.3% · 2026-06-18T12:00:27Z |
CISA KEV entry
Added to KEV: 2021-11-03
(incoming)1
| Type | Target | Confidence | Tier |
|---|---|---|---|
| KEVEntry | Google Chromium V8 Improper Input Validation Vulnerabilitykev-cve-2021-21220 | 0% | live |
Related by meaning· 6
Nearest entities by semantic similarity across the cs-graph corpus.