CVE-2026-113299

Modified Modified - Updated After Analysis

Memory Corruption in Google Chrome WebProtect

Publication date: 2026-10-20

Last updated on: 2026-11-03

Assigner: Chrome

Description

Incorrect authorization in WebProtect in Google Chrome prior to 156.0.8078.47 allowed a remote attacker to bypass system access restrictions via a crafted HTML page. (Chromium security severity: Low)

CVSS Scores

EPSS Scores

Probability:
Percentile:

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-2026-113299

EUVD

EUVD-2026-105716

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-863	The product performs an authorization check when an actor attempts to access a resource or perform an action, but it does not correctly perform the check.

Attack-Flow Graph

Executive Summary

Memory corruption in WebProtect in Google Chrome prior to 156.0.8078.47 allowed a remote attacker to potentially 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://settings/help in the browser or using command line tools like 'google-chrome --version' on Linux or checking 'chrome.exe --version' on Windows. If your version is below 156.0.8078.47, the system is vulnerable.

Impact Analysis

A remote attacker could exploit this to run malicious code on your device through a specially designed webpage, potentially compromising your system even if you use Chrome's sandbox.

Compliance Impact

This vulnerability involves memory corruption in WebProtect in Google Chrome, which could allow a remote attacker to execute arbitrary code inside the sandbox via a crafted HTML page. While the CVSS score indicates a high severity, the specific impact on compliance standards like GDPR or HIPAA is not directly addressed in the provided context.

Mitigation Strategies

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

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