CVE-2026-87462

Analyzed Analyzed - Analysis Complete

UI Spoofing in Google Chrome via FedCM

Publication date: 2026-09-09

Last updated on: 2026-09-09

Assigner: Chrome

Description

UI misrepresentation in FedCM in Google Chrome prior to 153.0.8010.36 allowed a remote attacker leveraging social engineering 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

2026-09-09

Last Modified

2026-09-09

Generated

2026-09-29

AI Q&A

2026-09-10

EPSS Evaluated

2026-09-27

NVD

CVE-2026-87462

EUVD

EUVD-2026-74370

Affected Vendors & Products

Vendor	Product	Version / Range
google	chrome	to 153.0.8010.36 (exc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-451	The user interface (UI) does not properly represent critical information to the user, allowing the information - or its source - to be obscured or spoofed. This is often a component in phishing attacks.

Attack-Flow Graph

Executive Summary

This vulnerability involves a UI misrepresentation in FedCM (Federated Credential Management) in Google Chrome versions before 153.0.8010.36. A remote attacker could trick users into believing fake UI elements were legitimate through a crafted HTML page, potentially leading to social engineering attacks.

Detection Guidance

This vulnerability involves UI misrepresentation in FedCM in Google Chrome. Detection primarily requires checking the installed Chrome version. If your Chrome version is below 153.0.8010.36, the system is vulnerable. Use the command 'google-chrome --version' to check the version.

Impact Analysis

This vulnerability could allow attackers to deceive users into interacting with fake UI elements, such as login prompts or permission requests. Users might unknowingly grant permissions or disclose sensitive information, leading to account compromise or data theft.

Compliance Impact

This vulnerability could lead to unauthorized access to user data, potentially violating GDPR's data protection principles or HIPAA's safeguards for protected health information. Organizations using affected Chrome versions may face compliance risks if user data is compromised.

Mitigation Strategies

Update Google Chrome to version 153.0.8010.36 or later to address the UI misrepresentation vulnerability in FedCM.

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