CISA KEV catalog
Confirmed active exploitation.
Listed in CISA's catalog of Known Exploited Vulnerabilities: attackers are using it in real attacks. Patch it with priority.
- Name
- Google Chromium V8 Type Confusion Vulnerability
- Added to catalog
- Remediation due date (US federal)
- 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.
Affected products
google: chrome; fedoraproject: fedora; redhat: enterprise linux desktop; redhat: enterprise linux server; redhat: enterprise linux workstation; debian: debian linux
References10
- chromereleases.googleblog.com/2020/02/stable-channel-update-for… Release NotesVendor Advisory
- crbug.com/1053604 ExploitIssue TrackingPatchVendor Advisory
- chromereleases.googleblog.com/2020/02/stable-channel-update-for… Release NotesVendor Advisory
- crbug.com/1053604 ExploitIssue TrackingPatchVendor Advisory
- packetstormsecurity.com/files/156632/Google-Chrome-80-JSCreate-… ExploitThird Party AdvisoryVDB Entry
- packetstormsecurity.com/files/156632/Google-Chrome-80-JSCreate-… ExploitThird Party AdvisoryVDB Entry
- access.redhat.com/errata/RHSA-2020:0738 Third Party Advisory
- lists.fedoraproject.org/archives/list/package-announce%40lists.… Release Notes
- lists.fedoraproject.org/archives/list/package-announce%40lists.… Release Notes
- security.gentoo.org/glsa/202003-08 Third Party Advisory
Metrics
- CVSS 3.1
-
8.8
HIGH
Score source: NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - EPSS — exploit probability
- 79% percentile: 100 · as of 11 November 2026
- CWE
- CWE-843
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