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EPSS 0.3%top 83%

CVE-2026-11066: Insufficient validation of untrusted input in Google Chrome

0
Critical
VulnerabilityCVE-2026-11066cvecve-2026-11066
Published: 06/04/2026 (06/04/2026, 23:04:42 UTC)
Source: CVE Database V5
Vendor/Project: Google
Product: Chrome

Description

CVE-2026-11066 is a critical vulnerability in Google Chrome's ANGLE component prior to version 149.0.7827.53. It involves insufficient validation of untrusted input, which could allow a remote attacker to perform a sandbox escape via a crafted HTML page. The vulnerability has a high CVSS score of 9.6, indicating severe impact on confidentiality, integrity, and availability. No known exploits are reported in the wild at this time. The vendor advisory linked does not explicitly confirm patch availability or remediation status.

CVSS v3.1

Score 9.6critical

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

Affected software

GitHub Actionsmore threats →ai
chromium/chromium
pkg:github/chromium/chromium
Affected versions
<149.0.7827.53

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AI-Powered Analysis

Machine-generated threat intelligence

AILast updated: 06/12/2026, 10:30:11 UTC

Technical Analysis

This vulnerability in Google Chrome's ANGLE component arises from insufficient validation of untrusted input, enabling a remote attacker to potentially escape the browser sandbox by delivering a specially crafted HTML page. The affected versions include all Chrome versions prior to 149.0.7827.53. The CVSS 3.1 score of 9.6 reflects network attack vector, low attack complexity, no privileges required, user interaction required, scope change, and high impact on confidentiality, integrity, and availability. The vendor advisory is available but does not explicitly state patch or remediation details.

Potential Impact

Successful exploitation could allow an attacker to escape the Chrome sandbox, potentially leading to full compromise of the host system's security boundaries. This includes unauthorized access to sensitive information, modification of data, and disruption of system availability. The vulnerability is rated critical due to the high CVSS score and the nature of sandbox escape.

Mitigation Recommendations

Patch status is not yet confirmed — check the vendor advisory at https://chromereleases.googleblog.com/2026/06/stable-channel-update-for-desktop.html for current remediation guidance. Until official fixes are confirmed and applied, users should exercise caution when browsing untrusted websites and avoid interacting with suspicious HTML content.

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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: 06/04/2026, 23:20:06 UTC

Last enriched: 06/12/2026, 10:30:11 UTC

Last updated: 07/31/2026, 19:22:57 UTC

Views: 35

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