CVE-2026-113137

Modified Modified - Updated After Analysis

Memory Corruption in Google Chrome Extensions

Publication date: 2026-10-20

Last updated on: 2026-11-03

Assigner: Chrome

Description

Missing authorization in Extensions in Google Chrome prior to 156.0.8078.47 allowed a remote attacker leveraging social engineering to obtain sensitive information via a crafted Chrome extension. (Chromium security severity: Medium)

CVSS Scores

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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-2026-113137

EUVD

EUVD-2026-105552

Affected Vendors & Products

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

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-119	The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.
CWE-862	The product does not perform an authorization check when an actor attempts to access a resource or perform an action.

Attack-Flow Graph

Executive Summary

This vulnerability is a memory corruption issue in Google Chrome's Extensions feature. It allows a remote attacker to potentially read memory inside the sandbox by tricking a user into visiting a specially crafted HTML page. The issue exists in Chrome versions prior to 156.0.8078.47.

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 or chrome://version in the browser. If your version is below 156.0.8078.47, the system is vulnerable.

Impact Analysis

If exploited, this vulnerability could allow an attacker to access sensitive data in memory, even if it is supposed to be protected by the sandbox. This might lead to exposure of personal information, login credentials, or other confidential data stored in the browser's memory.

Compliance Impact

This vulnerability could potentially violate data protection regulations like GDPR or HIPAA by exposing personal or health-related data. Organizations using affected Chrome versions may face compliance risks if user data is compromised due to this issue.

Mitigation Strategies

Update Google Chrome to version 156.0.8078.47 or later to address the memory corruption vulnerability in Extensions.

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