CVE-2026-106208
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Missing Authorization in Chrome API Leads to Information Disclosure

Publication date: 2026-10-06

Last updated on: 2026-10-06

Assigner: Chrome

Description
Missing authorization in API in Google Chrome prior to 155.0.8059.39 allowed a remote attacker leveraging social engineering to leak sensitive information via a crafted Chrome extension. (Chromium security severity: Medium)

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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
CVE-2026-106208
EUVD
EUVD-2026-93856

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-862 The product does not perform an authorization check when an actor attempts to access a resource or perform an action.

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Executive Summary

This vulnerability is a missing authorization check in Google Chrome's API. It allows a remote attacker to bypass security controls and access sensitive information by tricking a user into installing a malicious Chrome extension through social engineering tactics.

Impact Analysis

If you use Google Chrome versions prior to 155.0.8059.39, an attacker could exploit this to steal personal data, login credentials, or other sensitive information from your browser sessions. The attack requires user interaction, such as installing a malicious extension.

Compliance Impact

This vulnerability could lead to unauthorized data exposure, violating GDPR's data protection principles or HIPAA's safeguards for protected health information. Organizations may face compliance penalties if user data is leaked due to this flaw.

Mitigation Strategies

Update Google Chrome to version 155.0.8059.39 or later to address the missing authorization issue in the API.

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