CVE-2026-87568

Modified Modified - Updated After Analysis

Improper Input Validation in Google Chrome UI Spoofing

Publication date: 2026-09-09

Last updated on: 2026-09-09

Assigner: Chrome

Description

Improper input validation in Chromium in Google Chrome prior to 153.0.8010.36 allowed a remote attacker who had compromised the renderer process to spoof UI elements via crafted network traffic. (Chromium security severity: Low)

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-2026-87568

EUVD

EUVD-2026-74442

Affected Vendors & Products

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

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
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 improper input validation in Chromium, which is the open-source project behind Google Chrome. A remote attacker who had already compromised the renderer process could exploit this issue to spoof UI elements by sending crafted network traffic. This could trick users into believing false information or taking unintended actions.

Detection Guidance

Detection of this vulnerability requires monitoring for UI spoofing attempts in Chromium-based browsers like Chrome. Check browser logs for renderer process anomalies or network traffic patterns that may indicate crafted input. No specific commands are provided in the CVE details.

Impact Analysis

If exploited, this vulnerability could allow an attacker to deceive you by displaying fake UI elements in your browser. This might lead to phishing attacks, unauthorized actions, or confusion about the legitimacy of web pages or dialogs.

Compliance Impact

This vulnerability involves improper input validation in Chromium, enabling UI spoofing via crafted network traffic. It does not directly impact data confidentiality or integrity but could mislead users into taking unsafe actions. Compliance impact is likely minimal unless user deception leads to data exposure, which would then depend on specific incident details.

Mitigation Strategies

Update Google Chrome to version 153.0.8010.36 or later to address the improper input validation issue.

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