CVE-2026-106187

Analyzed Analyzed - Analysis Complete

Missing Authorization in Google Chrome UI Spoofing Vulnerability

Publication date: 2026-10-06

Last updated on: 2026-10-08

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: Low)

CVSS Scores

EPSS Scores

Probability:
Percentile:

Meta Information

Published

2026-10-06

Last Modified

2026-10-08

Generated

2026-10-19

AI Q&A

2026-10-07

EPSS Evaluated

2026-10-18

NVD

CVE-2026-106187

EUVD

EUVD-2026-93599

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 is a missing authorization issue in Google Chrome's Permissions feature. It allows an attacker who has already compromised the renderer process 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 requires checking Chrome version and monitoring for suspicious renderer process activity. No direct commands are provided in the CVE details.

Impact Analysis

If exploited, this flaw could trick you into interacting with fake browser elements like dialog boxes or buttons, potentially leading to unintended actions such as granting permissions or downloading malware.

Compliance Impact

This vulnerability involves missing authorization in Google Chrome, allowing a remote attacker to spoof UI elements. While it does not directly impact GDPR or HIPAA compliance, such vulnerabilities could potentially lead to unauthorized data access or manipulation, which may violate these regulations if exploited.

Mitigation Strategies

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

Hi! I’m here to help you understand CVE-2026-106187. Ask me anything about the vulnerability, its impact, or mitigation strategies.

0/70