CVE-2021-21224

Known Exploited Vulnerability Entry External Catalog

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Entry Details

CVE-2021-21224

Confirmed

Yes

2021-11-03 00:00 UTC

Timestamps

2021-11-03

2021-11-03

Scope

KEV entry: Google Chromium V8 Type Confusion Vulnerability | Affected: Google / Chromium V8 | 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. | Due date: 2021-11-17 | Known ransomware campaign use (KEV): Unknown | Notes (KEV): https://nvd.nist.gov/vuln/detail/CVE-2021-21224

References
  • {'id': 'CVE-2021-21224', 'url': 'https://www.cisa.gov/known-exploited-vulnerabilities-catalog?search_api_fulltext=CVE-2021-21224'}

a07df2dc-7fdc-45c7-a08c-b415e537fc9e

405284c2-e461-4670-8979-7fd2c9755a60

2026-02-02 12:28 UTC

2026-02-02 12:28 UTC

Evidence (1)
Type Source Signal Confidence Details GCVE Metadata
vendor_report cisa-kev successful_exploitation 0.80
View details 
{
  "cwes": [
    "CWE-843"
  ],
  "date_added": "2021-11-03",
  "due_date": "2021-11-17",
  "feed": "CISA Known Exploited Vulnerabilities Catalog",
  "knownRansomwareCampaignUse": "Unknown",
  "product": "Chromium V8",
  "vendorProject": "Google",
  "vulnerabilityName": "Google Chromium V8 Type Confusion Vulnerability"
}
 -
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