CVE-2026-14420
Received Received - Intake

Out-of-Bounds Read/Write in Google Chrome

Vulnerability report for CVE-2026-14420, including description, CVSS score, EPSS score, affected products, exploitability, helpful resources, and attack-flow context.

Publication date: 2026-07-01

Last updated on: 2026-07-02

Assigner: Chrome

Description

Out of bounds read and write in Dawn in Google Chrome prior to 150.0.7871.46 allowed a remote attacker to potentially perform a sandbox escape via a crafted HTML page. (Chromium security severity: Critical)

CVSS Scores

EPSS Scores

Probability:
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Meta Information

Published
2026-07-01
Last Modified
2026-07-02
Generated
2026-07-02
AI Q&A
2026-07-02
EPSS Evaluated
N/A
NVD
EUVD

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
google chrome to 150.0.7871.46 (exc)

Helpful Resources

Exploitability

CWE
CWE Icon
KEV
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CWE ID Description
CWE-787 The product writes data past the end, or before the beginning, of the intended buffer.
CWE-125 The product reads data past the end, or before the beginning, of the intended buffer.

Attack-Flow Graph

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Executive Summary

This vulnerability is an out of bounds read and write issue in the Dawn component of Google Chrome versions prior to 150.0.7871.46. It allows a remote attacker to potentially escape the browser's sandbox by using a specially crafted HTML page.

Impact Analysis

The impact of this vulnerability is critical because it could allow a remote attacker to break out of the browser's sandbox environment. This means the attacker could execute arbitrary code on the affected system, potentially leading to unauthorized access, data theft, or further system compromise.

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EPSS Chart