CVE-2026-106408
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Chrome Origin Policy Bypass on iOS

Publication date: 2026-10-06

Last updated on: 2026-10-06

Assigner: Chrome

Description
Protection mechanism failure in Mobile in Google Chrome on on iOS prior to 155.0.8059.39 allowed a remote attacker to bypass web origin policy via a crafted HTML page. (Chromium security severity: Medium)

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Meta Information

Published
2026-10-06
Last Modified
2026-10-06
Generated
2026-10-06
AI Q&A
2026-10-06
EPSS Evaluated
N/A
NVD
CVE-2026-106408
EUVD
EUVD-2026-93697

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
Google Chrome 155.0.8059.39

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-693 The product does not use or incorrectly uses a protection mechanism that provides sufficient defense against directed attacks against the product.

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Executive Summary

This vulnerability is a protection mechanism failure in Google Chrome on iOS. It allows a remote attacker to bypass the web origin policy by tricking a user into visiting a specially crafted HTML page. This means the attacker could potentially access or interact with content from different websites than intended.

Impact Analysis

If exploited, this vulnerability could allow an attacker to access sensitive data from other websites you are logged into, perform actions on your behalf without consent, or manipulate what you see on a webpage. It primarily affects users of Google Chrome on iOS versions prior to 155.0.8059.39.

Compliance Impact

This vulnerability could lead to unauthorized access to personal or sensitive data, which may violate GDPR (data protection) or HIPAA (health information privacy) requirements. Organizations using affected Chrome versions on iOS may face compliance risks if user data is compromised.

Mitigation Strategies

Update Google Chrome on iOS to version 155.0.8059.39 or later to address the protection mechanism failure.

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