CVE-2020-6418

Google Chrome

Published 27 Feb 2020 · updated 17 Jun 2026 · Analyzed

8.8 High · CVSS 3.1, NVD

Exploited in the wild

CISA added this to its Known Exploited Vulnerabilities catalog on 3 Nov 2021, with a remediation deadline of 3 May 2022 for US federal agencies.

Required action: Apply updates per vendor instructions.

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.

References

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