UXSS in Google Chrome on iOS

Publication date: 2026-05-28

Last updated on: 2026-06-01

Assigner: Chrome

Description

Inappropriate implementation in iOS in Google Chrome on iOS prior to 148.0.7778.216 allowed a remote attacker who convinced a user to engage in specific UI gestures to inject arbitrary scripts or HTML (UXSS) via a crafted HTML page. (Chromium security severity: High)

CVSS Scores

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Meta Information

Published

2026-05-28

Last Modified

2026-06-01

Generated

2026-07-09

AI Q&A

2026-05-29

EPSS Evaluated

2026-07-08

NVD

CVE-2026-9971

EUVD

EUVD-2026-33113

Affected Vendors & Products

Vendor	Product	Version / Range
google	chrome	to 148.0.7778.216 (exc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-79	The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.

Attack-Flow Graph

Executive Summary

This vulnerability is an inappropriate implementation in Google Chrome on iOS versions prior to 148.0.7778.216. It allows a remote attacker to inject arbitrary scripts or HTML (known as UXSS or Universal Cross-Site Scripting) by convincing a user to perform specific user interface gestures on a crafted HTML page.

Impact Analysis

The vulnerability can allow an attacker to execute arbitrary scripts or HTML in the context of the browser, potentially leading to unauthorized actions, data theft, or manipulation of web content without the user's consent.

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