CVE-2026-106329
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Incorrect Authorization in Google Chrome FileSystem Leads to Code Execution

Vulnerability report for CVE-2026-106329, including description, CVSS score, EPSS score, affected products, exploitability, helpful resources, and attack-flow context.

Publication date: 2026-10-06

Last updated on: 2026-10-06

Assigner: Chrome

Description

Incorrect authorization in FileSystem in Google Chrome prior to 155.0.8059.39 allowed a remote attacker leveraging social engineering to potentially execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: High)

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Meta Information

Published
2026-10-06
Last Modified
2026-10-06
Generated
2026-10-06
AI Q&A
2026-10-06
EPSS Evaluated
N/A
NVD
EUVD

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
Google Chrome 155.0.8059.39

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
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

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Executive Summary

This vulnerability involves incorrect authorization in Google Chrome's FileSystem component. A remote attacker could exploit it through social engineering to potentially execute arbitrary code outside the sandbox by tricking a user into visiting a specially crafted HTML page.

Detection Guidance

This vulnerability cannot be directly detected with commands as it requires analyzing the specific version of Google Chrome installed. Check if your Chrome version is prior to 155.0.8059.39 using chrome://settings/help or system package managers.

Impact Analysis

If exploited, this vulnerability could allow an attacker to run malicious code on your system outside the browser's security sandbox. This could lead to unauthorized access to your data, installation of malware, or other harmful actions.

Mitigation Strategies

Update Google Chrome to version 155.0.8059.39 or later immediately. Disable automatic updates temporarily if needed, but prioritize patching to prevent exploitation.

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