Description
Insufficient validation of untrusted input in V8 in Google Chrome prior to 89.0.4389.128 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.
Published: 2021-04-26
Score: 8.8 High
EPSS: 92.6% High
KEV: Yes
Impact: n/a
Action: n/a
AI Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Remediation

No vendor fix or workaround currently provided.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

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Advisories

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History

Wed, 22 Oct 2025 00:30:00 +0000


Tue, 21 Oct 2025 20:30:00 +0000


Tue, 21 Oct 2025 19:30:00 +0000


Mon, 03 Feb 2025 14:15:00 +0000

Type Values Removed Values Added
Metrics kev

{'dateAdded': '2021-11-03'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'active', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Subscriptions

Fedoraproject Fedora
Google Chrome
cve-icon MITRE

Status: PUBLISHED

Assigner: Chrome

Published:

Updated: 2025-10-21T23:25:48.124Z

Reserved: 2020-12-21T00:00:00.000Z

Link: CVE-2021-21220

cve-icon Vulnrichment

Updated: 2024-08-03T18:01:14.481Z

cve-icon NVD

Status : Analyzed

Published: 2021-04-26T17:15:08.593

Modified: 2025-10-24T21:08:07.703

Link: CVE-2021-21220

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses