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EPSS 0.0%top 87%

CVE-2026-6307: Type Confusion in Google Chrome

0
High
VulnerabilityCVE-2026-6307cvecve-2026-6307
Published: Wed Apr 15 2026 (04/15/2026, 19:04:51 UTC)
Source: CVE Database V5
Vendor/Project: Google
Product: Chrome

Description

CVE-2026-6307 is a high-severity type confusion vulnerability in the Turbofan component of Google Chrome versions prior to 147. 0. 7727. 101. It allows a remote attacker to execute arbitrary code within the browser sandbox by tricking the browser into processing a crafted HTML page. The vulnerability has a CVSS score of 8. 8, indicating a significant risk of confidentiality, integrity, and availability impact. There are no known exploits in the wild at the time of publication. The vendor advisory linked provides the official update addressing this issue.

CVSS v3.1

Score 8.8high

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

AI-Powered Analysis

Machine-generated threat intelligence

AILast updated: 04/22/2026, 23:18:17 UTC

Technical Analysis

This vulnerability involves type confusion in the Turbofan JavaScript compiler within Google Chrome before version 147.0.7727.101. An attacker can exploit this flaw by delivering a specially crafted HTML page that triggers the type confusion, enabling arbitrary code execution inside the sandboxed environment of the browser. The vulnerability is classified as high severity with a CVSS 3.1 score of 8.8, reflecting its potential to compromise confidentiality, integrity, and availability without requiring privileges and with low attack complexity but requiring user interaction.

Potential Impact

Successful exploitation allows remote attackers to execute arbitrary code within the sandboxed environment of the Chrome browser, potentially leading to full compromise of the browser process. This could result in unauthorized access to sensitive information, modification of data, or denial of service. However, exploitation requires user interaction (visiting a malicious page). No known active exploits have been reported at the time of disclosure.

Mitigation Recommendations

Google has released an update in Chrome version 147.0.7727.101 that addresses this vulnerability. Users and administrators should apply this update promptly to mitigate the risk. Since this is not a cloud service, remediation requires updating the affected Chrome installations. Check the official Google Chrome release blog for the update details and ensure all Chrome browsers are upgraded to version 147.0.7727.101 or later.

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Technical Details

Data Version
5.2
Assigner Short Name
Chrome
Date Reserved
2026-04-14T18:12:23.524Z
Cvss Version
null
State
PUBLISHED
Remediation Level
null
Vendor Advisory Urls
[{"url":"https://chromereleases.googleblog.com/2026/04/stable-channel-update-for-desktop_15.html","vendor":"Google"}]

Threat ID: 69dfe7b982d89c981f913cd4

Added to database: 4/15/2026, 7:32:09 PM

Last enriched: 4/22/2026, 11:18:17 PM

Last updated: 5/28/2026, 5:28:49 AM

Views: 71

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