UXSS Vulnerability in Google Chrome Omnibox

Publication date: 2026-05-06

Last updated on: 2026-05-07

Assigner: Chrome

Description

Insufficient validation of untrusted input in Omnibox in Google Chrome prior to 148.0.7778.96 allowed a remote attacker to inject arbitrary scripts or HTML (UXSS) via malicious network traffic. (Chromium security severity: Medium)

CVSS Scores

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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-2026-7953

EUVD

EUVD-2026-28009

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 Omnibox component of Google Chrome versions prior to 148.0.7778.96. It allows a remote attacker to inject arbitrary scripts or HTML through malicious network traffic, leading to a type of attack known as UXSS (Universal Cross-Site Scripting).

Impact Analysis

The vulnerability can allow attackers to execute arbitrary scripts or HTML in the context of the browser, potentially leading to unauthorized actions such as stealing sensitive information, hijacking user sessions, or manipulating web content viewed by the user.

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