CVE-2026-11003: Use after free in Google Chrome
CVE-2026-11003 is a use-after-free vulnerability in the WebRTC component of Google Chrome versions prior to 149. 0. 7827. 53. This flaw allows a remote attacker to execute arbitrary code within the browser's sandbox by tricking a user into visiting a crafted HTML page. The vulnerability has a high severity rating with a CVSS score of 8. 8, indicating significant potential impact on confidentiality, integrity, and availability. There are no known exploits in the wild at this time. The vendor advisory linked provides the official update information.
AI Analysis
Technical Summary
This vulnerability involves a use-after-free condition in the WebRTC implementation of Google Chrome before version 149.0.7827.53. Exploiting this flaw enables remote code execution inside the sandbox environment via a specially crafted HTML page. The CVSS 3.1 vector (AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H) reflects that the attack can be performed remotely over the network with low complexity and no privileges, requiring user interaction. The impact affects confidentiality, integrity, and availability of the affected system. The issue is addressed in Chrome 149.0.7827.53 and later.
Potential Impact
Successful exploitation allows a remote attacker to execute arbitrary code within the sandbox of the affected Chrome browser, potentially compromising user data and system integrity. The vulnerability affects confidentiality, integrity, and availability, making it a high-severity issue. No known active exploits have been reported.
Mitigation Recommendations
Google has released Chrome version 149.0.7827.53 which includes a fix for this vulnerability. Users and administrators should update affected Chrome installations to this version or later to remediate the issue. Since this is not a cloud service, patching the client software is required. No additional mitigations are specified in the vendor advisory.
CVE-2026-11003: Use after free in Google Chrome
Description
CVE-2026-11003 is a use-after-free vulnerability in the WebRTC component of Google Chrome versions prior to 149. 0. 7827. 53. This flaw allows a remote attacker to execute arbitrary code within the browser's sandbox by tricking a user into visiting a crafted HTML page. The vulnerability has a high severity rating with a CVSS score of 8. 8, indicating significant potential impact on confidentiality, integrity, and availability. There are no known exploits in the wild at this time. The vendor advisory linked provides the official update information.
CVSS v3.1
Score 8.8high
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability involves a use-after-free condition in the WebRTC implementation of Google Chrome before version 149.0.7827.53. Exploiting this flaw enables remote code execution inside the sandbox environment via a specially crafted HTML page. The CVSS 3.1 vector (AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H) reflects that the attack can be performed remotely over the network with low complexity and no privileges, requiring user interaction. The impact affects confidentiality, integrity, and availability of the affected system. The issue is addressed in Chrome 149.0.7827.53 and later.
Potential Impact
Successful exploitation allows a remote attacker to execute arbitrary code within the sandbox of the affected Chrome browser, potentially compromising user data and system integrity. The vulnerability affects confidentiality, integrity, and availability, making it a high-severity issue. No known active exploits have been reported.
Mitigation Recommendations
Google has released Chrome version 149.0.7827.53 which includes a fix for this vulnerability. Users and administrators should update affected Chrome installations to this version or later to remediate the issue. Since this is not a cloud service, patching the client software is required. No additional mitigations are specified in the vendor advisory.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Chrome
- Date Reserved
- 2026-06-04T17:06:26.798Z
- Cvss Version
- null
- State
- PUBLISHED
- Remediation Level
- null
- Vendor Advisory Urls
- [{"url":"https://chromereleases.googleblog.com/2026/06/stable-channel-update-for-desktop.html","vendor":"Google"}]
Threat ID: 6a220813e29bf47b50dbb07a
Added to database: 6/4/2026, 11:19:47 PM
Last enriched: 6/5/2026, 2:04:05 AM
Last updated: 6/5/2026, 5:04:02 AM
Views: 2
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