CVE-2026-11660
Analyzed Analyzed - Analysis Complete

Insufficient Input Validation in Google Chrome New Tab Page Leads to Sandbox Escape

Publication date: 2026-06-09

Last updated on: 2026-06-09

Assigner: Chrome

Description
Insufficient validation of untrusted input in New Tab Page in Google Chrome prior to 149.0.7827.103 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page. (Chromium security severity: High)

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Meta Information

Published
2026-06-09
Last Modified
2026-06-09
Generated
2026-06-29
AI Q&A
2026-06-09
EPSS Evaluated
2026-06-28
NVD
CVE-2026-11660
EUVD
EUVD-2026-35260

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
google chrome to 149.0.7827.103 (exc)

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-20 The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.

Attack-Flow Graph

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Mitigation Strategies

To mitigate this vulnerability, update Google Chrome to version 149.0.7827.103 or later, as the issue affects versions prior to this release.

Executive Summary

This vulnerability involves insufficient validation of untrusted input in the New Tab Page feature of Google Chrome versions prior to 149.0.7827.103. A remote attacker who has already compromised the renderer process can exploit this flaw by using a specially crafted HTML page to potentially escape the browser's sandbox environment.

Impact Analysis

If exploited, this vulnerability could allow an attacker to escape the sandbox protections of the browser. This means the attacker could gain higher privileges on the affected system, potentially leading to unauthorized access to system resources, data theft, or further compromise of the device.

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