CVE-2026-113110

Modified Modified - Updated After Analysis

Memory Corruption in Google Chrome ShadowDOM

Publication date: 2026-10-20

Last updated on: 2026-11-03

Assigner: Chrome

Description

Missing authorization in ShadowDOM in Google Chrome prior to 156.0.8078.47 allowed a remote attacker to bypass web origin policy via a crafted HTML page. (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-2026-113110

EUVD

EUVD-2026-105633

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

Memory corruption in ShadowDOM in Google Chrome prior to 156.0.8078.47 allowed a remote attacker to execute arbitrary code inside the sandbox via a 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. If your version is below 156.0.8078.47, the system is vulnerable. Update Chrome to the latest version to mitigate the risk.

Impact Analysis

An attacker could exploit this to run malicious code on your device through a specially designed webpage, potentially stealing data or installing malware.

Compliance Impact

This vulnerability involves memory corruption in ShadowDOM in Google Chrome, which could allow a remote attacker to execute arbitrary code. Such vulnerabilities may lead to unauthorized data access or manipulation, potentially violating GDPR (data protection) and HIPAA (health data privacy) compliance by exposing sensitive user information.

Mitigation Strategies

Update Google Chrome to version 156.0.8078.47 or later to address the memory corruption issue in ShadowDOM.

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