CVE-2026-9907

Undergoing Analysis Undergoing Analysis - In Progress

Out of Bounds Read in Dawn in Google Chrome

Publication date: 2026-05-28

Last updated on: 2026-06-01

Assigner: Chrome

Description

Out of bounds read in Dawn in Google Chrome on Windows prior to 148.0.7778.216 allowed a remote attacker to leak cross-origin data via a crafted HTML page. (Chromium security severity: High)

CVSS Scores

EPSS Scores

Probability:
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Meta Information

Published

2026-05-28

Last Modified

2026-06-01

Generated

2026-07-09

AI Q&A

2026-05-29

EPSS Evaluated

2026-07-08

NVD

CVE-2026-9907

EUVD

EUVD-2026-33202

Affected Vendors & Products

Vendor	Product	Version / Range
google	chrome	to 148.0.7778.216 (exc)

Helpful Resources

Exploitability

CWE

KEV

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

Attack-Flow Graph

Compliance Impact

This vulnerability allows a remote attacker to leak cross-origin data via a crafted HTML page due to an out of bounds read in Dawn in Google Chrome on Windows prior to version 148.0.7778.216.

Such unauthorized data leakage could potentially impact compliance with data protection regulations like GDPR and HIPAA, which require safeguarding personal and sensitive information against unauthorized access or disclosure.

However, specific impacts on compliance depend on the nature of the leaked data and the context in which the vulnerability is exploited.

Executive Summary

This vulnerability is an out of bounds read in the Dawn component of Google Chrome on Windows versions prior to 148.0.7778.216. It allows a remote attacker to leak cross-origin data by using a specially crafted HTML page.

Impact Analysis

The vulnerability can lead to unauthorized disclosure of data from other origins, potentially exposing sensitive information to attackers who craft malicious web pages.

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