Google Chromium V8 Type Confusion Vulnerability

HIGH 8.8EXPLOITED (CISA KEV)CVE-2020-6418 · Published 27/02/2020 · updated 17/06/2026

Google Chromium V8 Type Confusion Vulnerability. Actively exploited: CISA added this vulnerability to its Known Exploited Vulnerabilities catalog on 03/11/2021. Patch affected systems as an emergency.

Package	Affected versions	Patched versions
chrome google	`< 80.0.3987.122`	`80.0.3987.122`

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
access.redhat.com/errata/RHSA-2020:0738 · Third Party Advisory
chromereleases.googleblog.com/2020/02/stable-channel-update-for-desktop_24.html · Release Notes
crbug.com/1053604 · Exploit
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
debian.org/security/2020/dsa-4638 · Mailing List
cisa.gov/known-exploited-vulnerabilities-catalog · US Government Resource
CISA KEV · CVE-2020-6418

Running one of these products? Scan your site to see whether it exposes a vulnerable version.

Scan my site free