Incorrect Authorization in Google Chrome Downloads

Publication date: 2026-08-25

Last updated on: 2026-08-25

Assigner: Chrome

Description

Incorrect authorization in Downloads 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-2026-78898

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 involves incorrect authorization in the Downloads feature of Google Chrome before version 152.0.7977.65. A remote attacker could exploit this by tricking a user into visiting a specially crafted HTML page, potentially bypassing system access restrictions.

Impact Analysis

The vulnerability could allow an attacker to bypass system access restrictions on your device if you visit a malicious HTML page. This might lead to unauthorized access to files or system functions, depending on the attacker's goals.

Mitigation Strategies

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

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