CVE-2026-79190
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Incorrect Authorization in Google Chrome Extensions

Vulnerability report for CVE-2026-79190, including description, CVSS score, EPSS score, affected products, exploitability, helpful resources, and attack-flow context.

Publication date: 2026-08-25

Last updated on: 2026-08-28

Assigner: Chrome

Description

Incorrect authorization in Extensions in Google Chrome prior to 152.0.7977.65 allowed a remote attacker who had compromised the renderer process to bypass web origin policy via a crafted HTML page. (Chromium security severity: Low)

CVSS Scores

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Meta Information

Published
2026-08-25
Last Modified
2026-08-28
Generated
2026-09-16
AI Q&A
2026-08-26
EPSS Evaluated
2026-09-14
NVD

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
google chrome to 152.0.7977.65 (exc)

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 Extensions feature. A remote attacker who already compromised the renderer process could bypass web origin policy by using a specially crafted HTML page.

Detection Guidance

This vulnerability involves incorrect authorization in Google Chrome's Extensions. Detection requires checking Chrome version and reviewing extensions for unauthorized access. No direct commands are provided in the CVE details.

Impact Analysis

If you use Google Chrome, an attacker could exploit this to bypass security restrictions, potentially accessing sensitive data or performing unauthorized actions on websites you visit.

Compliance Impact

This vulnerability involves incorrect authorization in Google Chrome that could allow a remote attacker to bypass web origin policy. While the direct impact on compliance standards like GDPR or HIPAA is not specified, such a bypass could potentially lead to unauthorized access to sensitive user data, which may violate data protection requirements under these regulations.

Mitigation Strategies

Update Google Chrome to version 152.0.7977.65 or later to address the vulnerability.

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