Is CVE-2020-16009 actively exploited?

CVE-2020-16009 has no public evidence of in-the-wild exploitation as of 2025-10-24.

What is the CVSS score for CVE-2020-16009?

CVE-2020-16009 has a CVSS score of 8.8 (HIGH severity). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

How do I patch CVE-2020-16009?

Patch guidance is available from cefsharp security advisories. CVEDatabase generates AI-assisted remediation guidance on demand for CVE-2020-16009.

Fix CVE-2020-16009 - HIGH cefsharp cefsharp

Q: Which products are affected by CVE-2020-16009?

11 products: cefsharp cefsharp, google chrome, microsoft edge, microsoft edge chromium, opensuse backports sle, and 6 more.

Description

Inappropriate implementation in V8 in Google Chrome prior to 86.0.4240.183 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

CVSS Metrics

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack Vector: network
Complexity: low
Privileges: none
User Action: required
Scope: unchanged
Confidentiality: high
Integrity: high
Availability: high
Weaknesses: CWE-787 · Out-of-bounds Write CWE-843 CWE-787 · Out-of-bounds Write CWE-843

Metadata

Primary Vendor: CEFSHARP
Published: 11/3/2020
Last Modified: 10/24/2025
Source: NIST NVD
Note: Verify all details with official vendor sources before applying patches.

Affected Products

cefsharp : cefsharpgoogle : chromemicrosoft : edgemicrosoft : edge_chromiumopensuse : backports_sleopensuse : backports_sleopensuse : leapopensuse : leapfedoraproject : fedorafedoraproject : fedoradebian : debian_linux

Remediation Guidance

Executive Summary

View on NIST NVD