CVE-2026-76034

Analyzed Analyzed - Analysis Complete

Buffer Overflow in Google Chrome WebGL

Publication date: 2026-08-18

Last updated on: 2026-08-20

Assigner: Chrome

Description

Buffer overflow in WebGL in Google Chrome prior to 151.0.7922.169 allowed a remote attacker to execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: Critical)

CVSS Scores

EPSS Scores

Probability:
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Meta Information

Published

2026-08-18

Last Modified

2026-08-20

Generated

2026-09-08

AI Q&A

2026-08-19

EPSS Evaluated

2026-09-06

NVD

CVE-2026-76034

EUVD

EUVD-2026-61223

Affected Vendors & Products

Vendor	Product	Version / Range
google	chrome	to 151.0.7922.169 (exc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-122	A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc().

Attack-Flow Graph

Executive Summary

This is a buffer overflow vulnerability in WebGL within Google Chrome versions before 151.0.7922.169. A remote attacker could exploit this by tricking a user into visiting a specially crafted HTML page, potentially allowing arbitrary code execution outside the browser's sandbox.

Detection Guidance

This vulnerability is specific to Google Chrome versions prior to 151.0.7922.169. Detection involves checking the installed Chrome version. On Windows, run: chrome://settings/help. On Linux, run: google-chrome --version. If the version is below 151.0.7922.169, the system is vulnerable.

Impact Analysis

If exploited, this vulnerability could allow an attacker to run malicious code on your computer, bypassing security restrictions. This might lead to data theft, installation of malware, or unauthorized system access. Users should update Chrome immediately to avoid risk.

Compliance Impact

This vulnerability could potentially lead to unauthorized code execution, which may result in data breaches or unauthorized access to sensitive information. Such incidents could violate compliance requirements under GDPR or HIPAA if personal or health data is exposed.

Mitigation Strategies

Update Google Chrome to version 151.0.7922.169 or later to address the buffer overflow vulnerability in WebGL.

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