CVE-2024-4947

Google Chromium V8 Type Confusion Vulnerability

Critical 9.6
Exploited: added to CISA KEV 20 May 2024

Description

Type Confusion in V8 in Google Chrome prior to 125.0.6422.60 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium security severity: High)

Key facts

Published: 15 May 2024
Last changed: 16 Dec 2025
Assigned by: Chrome
KEV added: 20 May 2024
KEV fix due: 10 Jun 2024
EPSS: 15.236% likely to be exploited in the next 30 days, higher than 96.816% of CVEs (scores for 15 Nov 2026)
SSVC (CISA): Exploitation: active; Automatable: no; Technical impact: total

Severity scores

Each score is shown as its source gave it. They are not averaged or merged.

9.6CVSS 3.1, Criticalfrom CISA (ADP container)CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

What to do

Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.CISA KEV required action

Historical context and remediation

This reference retains the original CVE publication date. A recent record update does not mean a new attack occurred.

No separately sourced impact summary is available on this page yet. Consult the description, version data and dated exploitation evidence.

Version statuses below come from the CNA. An “unaffected” version is not necessarily a currently supported release or proof of a patch date. EPSS is a dated risk estimate, not a count of historical attacks.

Read the original CVE record.

Affected products

Vendor	Product	Versions
Google	Chrome	125.0.6422.60 up to but excluding 125.0.6422.60 (affected)