CVE-2026-113010

Modified Modified - Updated After Analysis

Out-of-Bounds Read in Google Chrome Extensions

Publication date: 2026-10-20

Last updated on: 2026-11-03

Assigner: Chrome

Description

Incomplete cleanup in Extensions in Google Chrome prior to 156.0.8078.47 allowed a remote attacker who had compromised the renderer process to bypass site isolation via a crafted HTML page. (Chromium security severity: Medium)

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Meta Information

Published

2026-10-20

Last Modified

2026-11-03

Generated

2026-11-10

AI Q&A

2026-10-21

EPSS Evaluated

2026-11-08

NVD

CVE-2026-113010

EUVD

EUVD-2026-105588

Affected Vendors & Products

Vendor	Product	Version / Range
google	chrome	to 156.0.8078.47 (exc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-459	The product does not properly "clean up" and remove temporary or supporting resources after they have been used.
CWE-125	The product reads data past the end, or before the beginning, of the intended buffer.

Attack-Flow Graph

Executive Summary

This vulnerability is an out of bounds read issue in the Extensions component of Google Chrome before version 156.0.8078.47. It allows a remote attacker to read memory inside the sandbox by tricking a user into visiting a specially crafted HTML page.

Detection Guidance

This vulnerability is specific to Google Chrome versions prior to 156.0.8078.47. To detect it, check your Chrome version by running chrome://version/ in the browser address bar. If the version is below 156.0.8078.47, the system is vulnerable.

Impact Analysis

An attacker could exploit this to access sensitive data in memory, potentially leading to information disclosure. Since it occurs within the sandbox, the impact is limited but still poses a risk to user privacy and data security.

Compliance Impact

This vulnerability could lead to unauthorized data access, which may violate GDPR's data protection principles or HIPAA's safeguards for protected health information. Organizations must ensure patches are applied to maintain compliance.

Mitigation Strategies

Update Google Chrome to version 156.0.8078.47 or later immediately. This can be done via the browser's built-in update mechanism or by downloading the latest version from Google's official site.

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