CVE-2020-6418

HighCVSS 8.8/10Known exploited (CISA KEV)Last modified Jun 17, 2026

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.

Metrics

CVSS 3.1 8.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-843

Affected software

Vendor	Product	Versions
Google	Chrome	>= unspecified, < 80.0.3987.122

References

http://packetstormsecurity.com/files/156632/Google-Chrome-80-JSCreate-Side-Effect-Type-Confusion.htmlExploit, Third Party Advisory, VDB Entry
https://access.redhat.com/errata/RHSA-2020:0738Third Party Advisory
https://chromereleases.googleblog.com/2020/02/stable-channel-update-for-desktop_24.htmlRelease Notes, Vendor Advisory
https://crbug.com/1053604Exploit, Issue Tracking, Patch, Vendor Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6IOHSO6BUKC6I66J5PZOMAGFVJ66ZS57/Release Notes
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/X3B5RWJQD5LA45MYLLR55KZJOJ5NVZGP/Release Notes
https://security.gentoo.org/glsa/202003-08Third Party Advisory
https://www.debian.org/security/2020/dsa-4638Mailing List, Third Party Advisory
http://packetstormsecurity.com/files/156632/Google-Chrome-80-JSCreate-Side-Effect-Type-Confusion.htmlExploit, Third Party Advisory, VDB Entry
https://access.redhat.com/errata/RHSA-2020:0738Third Party Advisory
https://chromereleases.googleblog.com/2020/02/stable-channel-update-for-desktop_24.htmlRelease Notes, Vendor Advisory
https://crbug.com/1053604Exploit, Issue Tracking, Patch, Vendor Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6IOHSO6BUKC6I66J5PZOMAGFVJ66ZS57/Release Notes
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/X3B5RWJQD5LA45MYLLR55KZJOJ5NVZGP/Release Notes
https://security.gentoo.org/glsa/202003-08Third Party Advisory
https://www.debian.org/security/2020/dsa-4638Mailing List, Third Party Advisory
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-6418US Government Resource

Timeline

Published: Feb 27, 2020
Last modified: Jun 17, 2026
Added to CISA KEV: Nov 3, 2021
NVD status: Analyzed

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