CVE-2026-78989

Analyzed Analyzed - Analysis Complete

Out-of-Bounds Read in Google Chrome on Windows

Publication date: 2026-08-25

Last updated on: 2026-08-27

Assigner: Chrome

Description

Out of bounds read in ANGLE in Google Chrome on on Windows prior to 152.0.7977.65 allowed a remote attacker to potentially execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: High)

CVSS Scores

EPSS Scores

Probability:
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Meta Information

Published

2026-08-25

Last Modified

2026-08-27

Generated

2026-09-15

AI Q&A

2026-08-26

EPSS Evaluated

2026-09-13

NVD

CVE-2026-78989

Affected Vendors & Products

Vendor	Product	Version / Range
google	chrome	to 152.0.7977.65 (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

Executive Summary

This is an out of bounds read vulnerability in ANGLE, a graphics library used by Google Chrome. It affects Windows systems running Chrome versions prior to 152.0.7977.65. The flaw allows a remote attacker to potentially execute arbitrary code outside the Chrome sandbox by tricking a user into visiting a specially crafted HTML page.

Detection Guidance

This vulnerability is specific to Google Chrome versions prior to 152.0.7977.65. To detect it, check your Chrome version by running chrome.exe --version or chrome://version in the browser. If the version is below 152.0.7977.65, the system is vulnerable.

Impact Analysis

If exploited, this vulnerability could allow an attacker to run malicious code on your computer, bypassing Chrome's security sandbox. This could lead to unauthorized access to your system, data theft, or installation of malware. Users are impacted if they run outdated Chrome versions on Windows.

Compliance Impact

This vulnerability is an out-of-bounds read in ANGLE within Google Chrome, potentially allowing arbitrary code execution outside the sandbox via a crafted HTML page. Such vulnerabilities could lead to unauthorized data access or exfiltration, which may violate GDPR's data protection requirements or HIPAA's safeguards for protected health information if exploited.

Mitigation Strategies

Update Google Chrome to version 152.0.7977.65 or later to address the out of bounds read vulnerability in ANGLE.

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