CVE-2026-121045

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Chrome UI Spoofing on MacOS Prior to 157.0.8103.38

Publication date: 2026-11-03

Last updated on: 2026-11-03

Assigner: Chrome

Description

UI misrepresentation in Browser in Google Chrome on on Mac prior to 157.0.8103.38 allowed a remote attacker leveraging social engineering to spoof UI elements via a crafted HTML page. (Chromium security severity: Low)

CVSS Scores

EPSS Scores

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Meta Information

Published

2026-11-03

Last Modified

2026-11-03

Generated

2026-11-04

AI Q&A

2026-11-04

EPSS Evaluated

N/A

NVD

CVE-2026-121045

EUVD

EUVD-2026-116354

Affected Vendors & Products

Vendor	Product	Version / Range
Google	Chrome	157.0.8103.38

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 Google Chrome on Mac. It allows a remote attacker to trick users by displaying fake UI elements through a crafted HTML page. The attacker could use social engineering to deceive users into believing false information or taking unintended actions.

Impact Analysis

This vulnerability could trick you into thinking you are interacting with a legitimate website or dialog box when you are not. It may lead to unintended actions like entering sensitive information, downloading malicious files, or granting permissions to untrusted sources.

Mitigation Strategies

Update Google Chrome to version 157.0.8103.38 or later to address the UI misrepresentation vulnerability.

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