CVE-2026-18009

Analyzed Analyzed - Analysis Complete

Chrome UI Spoofing via Untrusted Input in Passwords

Publication date: 2026-07-30

Last updated on: 2026-08-03

Assigner: Chrome

Description

Insufficient validation of untrusted input in Passwords in Google Chrome prior to 151.0.7922.72 allowed a remote attacker to perform UI spoofing via malicious network traffic. (Chromium security severity: Low)

CVSS Scores

EPSS Scores

Probability:
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Meta Information

Published

2026-07-30

Last Modified

2026-08-03

Generated

2026-08-19

AI Q&A

2026-07-30

EPSS Evaluated

2026-08-18

NVD

CVE-2026-18009

EUVD

EUVD-2026-50935

Affected Vendors & Products

Vendor	Product	Version / Range
google	chrome	to 151.0.7922.72 (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.
CWE-20	The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.

Attack-Flow Graph

Executive Summary

This vulnerability involves insufficient validation of untrusted input in the Passwords feature of Google Chrome before version 151.0.7922.72. A remote attacker could exploit this by sending malicious network traffic to trick users into thinking they are interacting with a legitimate password prompt, when in reality it is a spoofed UI element.

Detection Guidance

Detection of this vulnerability requires checking the installed version of Google Chrome. If your version is prior to 151.0.7922.72, the system is vulnerable. Use commands like 'google-chrome --version' or check via package manager (e.g., 'apt list --installed | grep chrome' for Debian-based systems).

Impact Analysis

This vulnerability could allow an attacker to trick you into entering your passwords into a fake UI, potentially stealing your credentials. It may lead to unauthorized access to your accounts if you fall for the spoofed prompt.

Compliance Impact

This vulnerability involves insufficient validation of untrusted input in Google Chrome, enabling UI spoofing via malicious network traffic. It does not directly impact GDPR or HIPAA compliance as it is a UI deception issue rather than a data exposure or privacy breach.

Mitigation Strategies

Update Google Chrome to version 151.0.7922.72 or later to address the insufficient validation issue.

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