CVE-2026-6307: Type Confusion in Google Chrome
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.
AI Analysis
Technical Summary
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.
CVE-2026-6307: Type Confusion in Google 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
AI-Powered Analysis
Machine-generated threat intelligence
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.
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
Community Reviews
0 reviewsCrowdsource mitigation strategies, share intel context, and vote on the most helpful responses. Sign in to add your voice and help keep defenders ahead.
Want to contribute mitigation steps or threat intel context? Sign in or create an account to join the community discussion.
Actions
Updates to AI analysis require Pro Console access. Upgrade inside Console → Billing.
Need more coverage?
Upgrade to Pro Console for AI refresh and higher limits.
For incident response and remediation, OffSeq services can help resolve threats faster.
Latest Threats
Check if your credentials are on the dark web
Instant breach scanning across billions of leaked records. Free tier available.