KEV Entry

CVE-2021-37975

Known Exploited Vulnerability Entry CISA

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Entry Details
Confirmed Exploited

CVE-2021-37975

2021-11-03 00:00 UTC

Timestamps

2021-11-03

2021-11-03

Scope

KEV entry: Google Chromium V8 Use-After-Free Vulnerability | Affected: Google / Chromium V8 | Description: Google Chromium V8 Engine contains a use-after-free 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. | 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-2021-37975

References
  • {'id': 'CVE-2021-37975', 'url': 'https://www.cisa.gov/known-exploited-vulnerabilities-catalog?search_api_fulltext=CVE-2021-37975'}

8b97620b-9a7a-45e6-b8f3-678c88f5e187

CISA
405284c2-e461-4670-8979-7fd2c9755a60

2026-02-02 12:28 UTC

2026-02-06 07:17 UTC

Evidence
1
Type Source Signal Confidence Details GCVE Metadata
vendor_report cisa-kev successful_exploitation 0.80
View details 
{
  "cwes": [
    "CWE-416"
  ],
  "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 Use-After-Free Vulnerability"
}
 -
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