CVE-2021-30632CISA KEVEPSS p99.1%

CVE-2021-30632Google Chromium V8 Out-of-Bounds Write Vulnerability

Google / Chromium V8

Description

Google Chromium V8 Engine contains an out-of-bounds write 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

EPSS64.55% probability of exploitation · percentile 99.1% · 2026-06-18T12:00:27Z

CISA KEV entry

Added to KEV: 2021-11-03

(incoming)1

TypeTargetConfidenceTier
KEVEntryGoogle Chromium V8 Out-of-Bounds Write Vulnerabilitykev-cve-2021-306320%live

Related by meaning· 6

Nearest entities by semantic similarity across the cs-graph corpus.

CVE
Google Chromium V8 Out-of-Bounds Memory Write Vulnerability
CVE
Google Chromium V8 Out-of-Bounds Read and Write Vulnerability
CVE
Google Chromium V8 Out-of-Bounds Memory Access Vulnerability
CVE
Google Chromium V8 Heap Buffer Overflow Vulnerability
CVE
Google Chromium V8 Incorrect Implementation Vulnerabililty
CVE
Google Chromium V8 Use-After-Free Vulnerability
Sourced from NVD + CISA KEV + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.