Reference page — cumulative record through Sunday, October 4, 2026 UTC. Reference pages update as the archive grows; only dated daily editions are immutable pages of record.

CVE-2020-6418

CVE-2020-6418HIGH

Google Chromium V8

  AV  AC  PR  UI  S  C  I  A   CVSS    EPSS   %ile   KEV
   N   L   N   R  U  H  H  H    8.8   .7881   99.6   YES

AFFECTED
  Product  Versions       Fixed
  Chrome   unspecified –  —

TIMELINE
  Jan 8   Reserved by Chrome
  Feb 27  Published (CNA: Chrome)
  Nov 3   Added to CISA KEV, remediation due 2022-05-03

CWE-843 · CNA: Chrome · CVSS v3.1 · 9 references · KEV due May 3, 2022

Description

Type confusion in V8 in Google Chrome prior to 80.0.3987.122 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

Lifecycle

Complete event history — 3 events, chronological
Date	Event	Detail
January 8, 2020	Reserved	Reserved by Chrome
February 27, 2020	Published	Published (CNA: Chrome)
November 3, 2021	KEV ADDED	Added to CISA KEV, remediation due 2022-05-03

Affected

Affected products and packages — 1 row
Vendor	Product / Package	Ecosystem	Version introduced	Fixed
Google	Chrome	—	unspecified	—

Weaknesses

CWE-843

References (9)

http://packetstormsecurity.com/files/156632/Google-Chrome-80-JSCreate-Side-Effect-Type-Confusion.html [x_refsource_MISC]
https://access.redhat.com/errata/RHSA-2020:0738 [vendor-advisory, x_refsource_REDHAT]
https://chromereleases.googleblog.com/2020/02/stable-channel-update-for-desktop_24.html [x_refsource_MISC]
https://crbug.com/1053604 [x_refsource_MISC]
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6IOHSO6BUKC6I66J5PZOMAGFVJ66ZS57/ [vendor-advisory, x_refsource_FEDORA]
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/X3B5RWJQD5LA45MYLLR55KZJOJ5NVZGP/ [vendor-advisory, x_refsource_FEDORA]
https://security.gentoo.org/glsa/202003-08 [vendor-advisory, x_refsource_GENTOO]
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-6418 [government-resource]
https://www.debian.org/security/2020/dsa-4638 [vendor-advisory, x_refsource_DEBIAN]

Authoritative record: CVE-2020-6418 at cve.org

Vendors: google

Weaknesses: CWE-843

About this page

This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2020-6418 from the CVE Program record, NVD enrichment, the CISA KEV catalog, EPSS, and OSV advisories. The box score's numbers (CVSS, EPSS, KEV status) are current as of Sunday, October 4, 2026 UTC and are re-derived as the archive grows; only dated daily editions are immutable pages of record. The authoritative source for this identifier is cve.org.