Script Injection in Google Chrome Accessibility

Publication date: 2026-06-04

Last updated on: 2026-06-08

Assigner: Chrome

Description

Script injection in Accessibility in Google Chrome prior to 149.0.7827.53 allowed an attacker who convinced a user to install a malicious extension to inject arbitrary scripts or HTML (UXSS) via a crafted Chrome Extension. (Chromium security severity: Medium)

CVSS Scores

EPSS Scores

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Meta Information

Published

2026-06-04

Last Modified

2026-06-08

Generated

2026-07-15

AI Q&A

2026-06-05

EPSS Evaluated

2026-07-14

NVD

CVE-2026-11157

EUVD

EUVD-2026-34618

Affected Vendors & Products

Vendor	Product	Version / Range
google	chrome	to 149.0.7827.53 (exc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-94	The product constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment.

Attack-Flow Graph

Executive Summary

This vulnerability is a script injection issue in the Accessibility feature of Google Chrome versions prior to 149.0.7827.53. An attacker who convinces a user to install a malicious Chrome extension can inject arbitrary scripts or HTML, leading to a type of cross-site scripting known as UXSS (Universal Cross-Site Scripting).

Impact Analysis

If exploited, this vulnerability allows an attacker to run arbitrary scripts or inject HTML in the context of the browser, potentially leading to unauthorized actions, data theft, or manipulation of web content. This could compromise user security and privacy if a malicious extension is installed.

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