Security readout for executives and security teams
CVE-2020-16009 is a Google Chrome V8 flaw where a malicious web page could corrupt browser memory. Successful exploitation could let an attacker affect confidentiality, integrity, and availability. The issue was fixed in Chrome 86.0.4240.183, and CISA lists it as known exploited. Exposure is most likely on endpoints running Google Chrome before 86.0.4240.183, and on systems using vendor-packaged Chrome or Chromium builds covered by the cited Linux advisories. Treat as urgent for endpoint patching because it affects a mainstream browser, has high technical impact, and is listed by CISA as known exploited. The practical business risk is compromise through malicious web content on outdated browsers. Mitigation focus: Update Google Chrome to 86.0.4240.183 or later.; Apply relevant openSUSE, Gentoo, Fedora, or Debian browser package updates.; Prioritize internet-facing and user-workstation browser patch compliance..
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
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ATT&CK lookup starting points
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CWE-787: Exact CWE lookup
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Open ATT&CK lookupCWE-843: Exact CWE lookup
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Open ATT&CK lookupCVE-2020-16009 mapping review
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Open ATT&CK lookup- Severity
- High
- CVSS
- 8.8 (3.1)
- Known Exploited
- Yes
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CISA KEV status
CVSS vector scores
1 official scoreWe collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H2.85.9Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
8.8HighVector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Source materials
- CVE List V5 sourceCVE List V5
- https://chromereleases.googleblog.com/2020/11/stable-channel-update-for-desktop.htmlCVE reference · x_refsource_MISC
- https://crbug.com/1143772CVE reference · x_refsource_MISC
- GLSA-202011-12CVE reference · vendor-advisory, x_refsource_GENTOO
- FEDORA-2020-4e8e48da22CVE reference · vendor-advisory, x_refsource_FEDORA
- FEDORA-2020-3e005ce2e0CVE reference · vendor-advisory, x_refsource_FEDORA
- DSA-4824CVE reference · vendor-advisory, x_refsource_DEBIAN
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-16009CVE reference · government-resource
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.
Out-of-bounds Write
Out-of-bounds Write represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.
Access of Resource Using Incompatible Type ('Type Confusion')
Access of Resource Using Incompatible Type ('Type Confusion') represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.