CVE-2026-113047

Modified Modified - Updated After Analysis

Memory Corruption in BrowserTag in Google Chrome

Publication date: 2026-10-20

Last updated on: 2026-11-03

Assigner: Chrome

Description

Missing authorization in BrowserTag in Google Chrome prior to 156.0.8078.47 allowed a remote attacker who had compromised the renderer process to leak cross-origin data via a crafted HTML page. (Chromium security severity: Low)

CVSS Scores

EPSS 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-2026-113047

EUVD

EUVD-2026-105731

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 BrowserTag in Google Chrome prior to 156.0.8078.47 allowed a remote attacker to potentially read memory inside the sandbox via a crafted HTML page.

Detection Guidance

This vulnerability involves memory corruption in BrowserTag in Google Chrome. Detection primarily requires checking the installed Chrome version. If your Chrome version is below 156.0.8078.47, the system is vulnerable. Use commands like 'google-chrome --version' or check via 'chrome://settings/help' in the browser.

Impact Analysis

An attacker could exploit this to read sensitive memory data inside the sandbox, potentially exposing confidential information or bypassing security restrictions.

Compliance Impact

This vulnerability involves memory corruption in Google Chrome that could allow a remote attacker to read memory inside the sandbox via a crafted HTML page. While this does not directly impact GDPR or HIPAA compliance, such memory corruption issues could potentially lead to unauthorized data access or exposure, which may violate data protection principles under these regulations if exploited.

Mitigation Strategies

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

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