CVE-2021-37973

Known Exploited Vulnerability Entry External Catalog

Back to Catalog View Vulnerability
Entry Details

CVE-2021-37973

Confirmed

Yes

2021-11-03 00:00 UTC

Timestamps

2021-11-03

2021-11-03

Scope

KEV entry: Google Chromium Portals Use-After-Free Vulnerability | Affected: Google / Chromium Portals | Description: Google Chromium Portals contains a use-after-free vulnerability that allows a remote attacker, who has compromised the renderer process, to potentially perform a sandbox escape via a crafted HTML page. This vulnerability affects web browsers that utilize Chromium, including Google Chrome and Microsoft Edge. | 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-2021-37973

References
  • {'id': 'CVE-2021-37973', 'url': 'https://www.cisa.gov/known-exploited-vulnerabilities-catalog?search_api_fulltext=CVE-2021-37973'}

085fbeba-4896-4bf9-ae92-8500090f1400

405284c2-e461-4670-8979-7fd2c9755a60

2026-02-02 13:26 UTC

2026-02-06 07:53 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 Portals",
  "vendorProject": "Google",
  "vulnerabilityName": "Google Chromium Portals Use-After-Free Vulnerability"
}
 -
Export Options
JSON Object JSON API View Full Catalog