CVE-2026-87527

Analyzed Analyzed - Analysis Complete

Buffer Overflow in Google Chrome WebGL

Publication date: 2026-09-09

Last updated on: 2026-09-10

Assigner: Chrome

Description

Buffer overflow in WebGL in Google Chrome prior to 153.0.8010.36 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

2026-09-09

Last Modified

2026-09-10

Generated

2026-09-29

AI Q&A

2026-09-09

EPSS Evaluated

2026-09-27

NVD

CVE-2026-87527

EUVD

EUVD-2026-74484

Affected Vendors & Products

Vendor	Product	Version / Range
google	chrome	to 153.0.8010.36 (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 153.0.8010.36. It allows a remote attacker to execute arbitrary code outside the sandbox by tricking a user into visiting a specially crafted HTML page. The vulnerability has a critical severity rating.

Detection Guidance

Detection requires checking the version of Google Chrome installed. If your version is prior to 153.0.8010.36, the system is vulnerable. Use commands like 'google-chrome --version' or check via package manager (e.g., 'apt list --installed | grep chrome' on Debian-based systems).

Inspect network traffic for unusual HTML pages or WebGL-related exploits. Monitor for crashes or unexpected behavior in Chrome processes.

Impact Analysis

An attacker could exploit this to run malicious code on your system, potentially stealing data, installing malware, or taking control of your device. Since it bypasses sandbox protections, the impact is severe and could affect confidentiality, integrity, and availability of your system.

Compliance Impact

This vulnerability could lead to unauthorized access to sensitive data, violating GDPR and HIPAA requirements for data protection and confidentiality. Organizations may face compliance breaches, legal penalties, and reputational damage if exploited.

Mitigation Strategies

Update Google Chrome to version 153.0.8010.36 or later immediately. Disable WebGL if not required via Chrome flags (chrome://flags/#disable-webgl).

Restrict untrusted HTML content access. Use a sandboxed browser profile for sensitive activities. Monitor for suspicious activity.

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