CVE-2026-79110

Analyzed Analyzed - Analysis Complete

Missing Authorization in Google Chrome

Publication date: 2026-08-25

Last updated on: 2026-08-31

Assigner: Chrome

Description

Missing authorization in Preload in Google Chrome prior to 152.0.7977.65 allowed a remote attacker to bypass web origin policy 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

2026-08-31

Generated

2026-09-15

AI Q&A

2026-08-26

EPSS Evaluated

2026-09-13

NVD

CVE-2026-79110

Affected Vendors & Products

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

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
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

This vulnerability involves a missing authorization check in Google Chrome's Preload feature. An attacker could exploit this by creating a specially crafted HTML page to bypass the web origin policy, potentially allowing unauthorized access to resources or data from different origins.

Detection Guidance

This vulnerability involves missing authorization in Google Chrome's Preload feature. Detection primarily requires checking the Chrome version installed on systems. If the version is prior to 152.0.7977.65, the system is vulnerable. Use commands like 'google-chrome --version' or 'chromium-browser --version' to check the installed version.

Impact Analysis

If exploited, this vulnerability could allow an attacker to access sensitive data or perform actions on behalf of a user without proper authorization. This might lead to data theft, unauthorized transactions, or other malicious activities depending on the user's interactions with the affected browser.

Compliance Impact

This vulnerability allows unauthorized access to web origins, which could lead to unauthorized data exposure or modification. For GDPR, this may violate principles of data protection and user consent. For HIPAA, it could risk unauthorized access to protected health information if exploited in healthcare-related web applications.

Mitigation Strategies

Update Google Chrome to version 152.0.7977.65 or later to address the missing authorization issue in Preload.

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