Incorrect Authorization in Google Chrome FileSystem

Publication date: 2026-08-25

Last updated on: 2026-08-25

Assigner: Chrome

Description

Incorrect authorization in FileSystem in Google Chrome prior to 152.0.7977.65 allowed a remote attacker leveraging social engineering to bypass system access restrictions via a crafted HTML page. (Chromium security severity: Medium)

CVSS Scores

EPSS Scores

Probability:
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Meta Information

Published

2026-08-25

Last Modified

2026-08-25

Generated

2026-08-26

AI Q&A

2026-08-26

EPSS Evaluated

N/A

NVD

CVE-2026-79143

Affected Vendors & Products

Vendor	Product	Version / Range
google	chrome	to 152.0.7977.65 (exc)

Helpful Resources

Exploitability

CWE

KEV

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

Executive Summary

This vulnerability is an incorrect authorization issue in the FileSystem component of Google Chrome before version 152.0.7977.65. It allows a remote attacker to bypass system access restrictions through a crafted HTML page by leveraging social engineering tactics.

Impact Analysis

This vulnerability could allow an attacker to gain unauthorized access to restricted files or system resources on your device if you visit a malicious webpage. It may lead to data theft, unauthorized modifications, or further exploitation of your system.

Mitigation Strategies

Update Google Chrome to version 152.0.7977.65 or later to address the incorrect authorization issue in FileSystem.

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