CVE-2026-9950
Undergoing Analysis Undergoing Analysis - In Progress
Google Chrome on iOS Input Validation Flaw Allows Same Origin Policy Bypass

Publication date: 2026-05-28

Last updated on: 2026-06-01

Assigner: Chrome

Description
Insufficient validation of untrusted input in iOS in Google Chrome on iOS prior to 148.0.7778.216 allowed a remote attacker who had compromised the renderer process to bypass same origin policy via a crafted HTML page. (Chromium security severity: High)
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Meta Information
Published
2026-05-28
Last Modified
2026-06-01
Generated
2026-06-19
AI Q&A
2026-05-29
EPSS Evaluated
2026-06-18
NVD
CVE-2026-9950
EUVD
EUVD-2026-33092
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
google chrome to 148.0.7778.216 (exc)
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Exploitability
CWE
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KEV
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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.
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Executive Summary

This vulnerability involves insufficient validation of untrusted input in Google Chrome on iOS versions prior to 148.0.7778.216. Specifically, a remote attacker who has compromised the renderer process can bypass the same origin policy by using a specially crafted HTML page.

Impact Analysis

The vulnerability allows an attacker to bypass the same origin policy, which is a critical security mechanism that restricts how documents or scripts loaded from one origin can interact with resources from another origin. By bypassing this policy, an attacker could potentially access sensitive information or perform unauthorized actions within the browser context.

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