CVE-2026-11066: Insufficient validation of untrusted input in Google Chrome
CVE-2026-11066 is a vulnerability in Google Chrome prior to version 149. 0. 7827. 53 involving insufficient validation of untrusted input in the ANGLE component. This flaw could allow a remote attacker to potentially perform a sandbox escape by delivering a crafted HTML page. The vulnerability is classified with medium severity by Chromium security. There is no CVSS score available for this issue. The vendor advisory linked does not explicitly confirm patch availability or remediation status. No known exploits in the wild have been reported at this time.
AI Analysis
Technical Summary
This vulnerability arises from insufficient validation of untrusted input within the ANGLE graphics abstraction layer in Google Chrome versions before 149.0.7827.53. Exploiting this flaw could enable a remote attacker to escape the browser's sandbox environment via a specially crafted HTML page. The issue was publicly disclosed on June 4, 2026, but no CVSS score or detailed technical exploit information is provided. The vendor advisory linked is a stable channel update announcement but does not explicitly state the patch status for this specific vulnerability.
Potential Impact
If successfully exploited, this vulnerability could allow an attacker to escape the sandbox protections of Google Chrome, potentially leading to execution of code outside the browser's restricted environment. This could increase the risk of further system compromise. However, no known exploits in the wild have been reported, and the severity is assessed as medium by Chromium security.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Users should monitor the official Google Chrome release notes and update to the latest stable version once a fix is confirmed. Until then, no specific mitigation steps are detailed by the vendor.
CVE-2026-11066: Insufficient validation of untrusted input in Google Chrome
Description
CVE-2026-11066 is a vulnerability in Google Chrome prior to version 149. 0. 7827. 53 involving insufficient validation of untrusted input in the ANGLE component. This flaw could allow a remote attacker to potentially perform a sandbox escape by delivering a crafted HTML page. The vulnerability is classified with medium severity by Chromium security. There is no CVSS score available for this issue. The vendor advisory linked does not explicitly confirm patch availability or remediation status. No known exploits in the wild have been reported at this time.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability arises from insufficient validation of untrusted input within the ANGLE graphics abstraction layer in Google Chrome versions before 149.0.7827.53. Exploiting this flaw could enable a remote attacker to escape the browser's sandbox environment via a specially crafted HTML page. The issue was publicly disclosed on June 4, 2026, but no CVSS score or detailed technical exploit information is provided. The vendor advisory linked is a stable channel update announcement but does not explicitly state the patch status for this specific vulnerability.
Potential Impact
If successfully exploited, this vulnerability could allow an attacker to escape the sandbox protections of Google Chrome, potentially leading to execution of code outside the browser's restricted environment. This could increase the risk of further system compromise. However, no known exploits in the wild have been reported, and the severity is assessed as medium by Chromium security.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Users should monitor the official Google Chrome release notes and update to the latest stable version once a fix is confirmed. Until then, no specific mitigation steps are detailed by the vendor.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Chrome
- Date Reserved
- 2026-06-04T17:06:42.074Z
- 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: 6a220826e29bf47b50dbbcf0
Added to database: 6/4/2026, 11:20:06 PM
Last enriched: 6/5/2026, 2:04:21 AM
Last updated: 6/5/2026, 4:19:52 AM
Views: 2
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