UI Spoofing in Google Chrome Due to Insufficient Input Validation

Publication date: 2026-05-06

Last updated on: 2026-05-07

Assigner: Chrome

Description

Insufficient validation of untrusted input in TabGroups in Google Chrome prior to 148.0.7778.96 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

2026-05-06

Last Modified

2026-05-07

Generated

2026-07-06

AI Q&A

2026-05-06

EPSS Evaluated

2026-07-05

NVD

CVE-2026-8003

EUVD

EUVD-2026-28109

Affected Vendors & Products

Vendor	Product	Version / Range
google	chrome	to 148.0.7778.96 (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 insufficient validation of untrusted input in the TabGroups feature of Google Chrome versions prior to 148.0.7778.96. It allows a remote attacker to perform UI spoofing by sending malicious network traffic.

Impact Analysis

The vulnerability can impact users by enabling a remote attacker to spoof the user interface, potentially misleading users into believing they are interacting with legitimate content or controls. This could lead to confusion or trick users into performing unintended actions.

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