CVE-2026-106410

Analyzed Analyzed - Analysis Complete

Missing Authorization in Google Chrome UI Spoofing

Publication date: 2026-10-06

Last updated on: 2026-10-07

Assigner: Chrome

Description

Missing authorization in Permissions in Google Chrome prior to 155.0.8059.39 allowed a remote attacker who had compromised the renderer process to spoof UI elements via a crafted HTML page. (Chromium security severity: Medium)

CVSS Scores

EPSS Scores

Probability:
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Meta Information

Published

2026-10-06

Last Modified

2026-10-07

Generated

2026-10-19

AI Q&A

2026-10-07

EPSS Evaluated

2026-10-18

NVD

CVE-2026-106410

EUVD

EUVD-2026-93732

Affected Vendors & Products

Vendor	Product	Version / Range
google	chrome	to 155.0.8059.39 (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 missing authorization checks in Google Chrome's Permissions system. A remote attacker who already compromised the renderer process could exploit this to trick users by displaying fake UI elements through a specially crafted HTML page.

Detection Guidance

This vulnerability involves missing authorization in Google Chrome's Permissions API, allowing UI spoofing via a crafted HTML page. Detection primarily requires checking Chrome version and monitoring for suspicious UI behavior. Update Chrome to version 155.0.8059.39 or later to mitigate the issue.

Impact Analysis

If exploited, this could allow an attacker to deceive you into interacting with fake browser UI elements, potentially leading to unintended actions like granting permissions or revealing sensitive information.

Compliance Impact

This vulnerability could potentially impact compliance with GDPR and HIPAA by allowing unauthorized UI spoofing, which may lead to phishing attacks or data exposure. However, the specific impact depends on the context of use and existing security controls.

Mitigation Strategies

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

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