Actively exploited in the wild
Google Chromium V8 Type Confusion Vulnerability
Google - Chromium V8 · Listed in the CISA KEV since 2021-11-03. This indicates confirmed attacks in production environments.
Required action: Apply updates per vendor instructions.
CVE-2021-30563
HighCVSS 8.8KEVSummary
Type Confusion in V8 in Google Chrome prior to 91.0.4472.164 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.
Risk Assessment
A remote attacker could exploit heap corruption, potentially leading to arbitrary code execution or browser crash.
Recommendation
Update Google Chrome to version 91.0.4472.164 or later.
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Original NVD description (English source)
Type Confusion in V8 in Google Chrome prior to 91.0.4472.164 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.