CVE-2026-12009
Received Received - Intake
Insufficient Input Validation in Google Chrome Accessibility Feature

Publication date: 2026-06-11

Last updated on: 2026-06-11

Assigner: Chrome

Description
Insufficient validation of untrusted input in Accessibility in Google Chrome on Mac prior to 149.0.7827.115 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page. (Chromium security severity: Critical)
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Meta Information
Published
2026-06-11
Last Modified
2026-06-11
Generated
2026-06-12
AI Q&A
2026-06-12
EPSS Evaluated
N/A
NVD
CVE-2026-12009
EUVD
EUVD-2026-36330
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
google chrome to 149.0.7827.115 (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.
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Executive Summary

This vulnerability involves insufficient validation of untrusted input in the Accessibility feature of Google Chrome on Mac versions prior to 149.0.7827.115. It allows a remote attacker who has already compromised the renderer process to potentially escape the browser's sandbox by using a specially crafted HTML page.

Impact Analysis

If exploited, this vulnerability could allow an attacker to break out of the browser's sandbox environment, potentially gaining higher privileges on the affected system. This could lead to unauthorized access to system resources or data beyond the browser.

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