CVE-2026-106387

Analyzed Analyzed - Analysis Complete

Authorization Bypass in Google Chrome iOS

Publication date: 2026-10-06

Last updated on: 2026-10-08

Assigner: Chrome

Description

Missing authorization in Mobile in Google Chrome on on iOS prior to 155.0.8059.39 allowed a remote attacker leveraging social engineering to obtain sensitive information via a crafted HTML page. (Chromium security severity: Medium)

CVSS Scores

EPSS Scores

Probability:
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Meta Information

Published

2026-10-06

Last Modified

2026-10-08

Generated

2026-10-19

AI Q&A

2026-10-07

EPSS Evaluated

2026-10-18

NVD

CVE-2026-106387

EUVD

EUVD-2026-93737

Affected Vendors & Products

Vendor	Product	Version / Range
google	chrome	to 155.0.8059.39 (exc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-862	The product does not perform an authorization check when an actor attempts to access a resource or perform an action.

Attack-Flow Graph

Executive Summary

This vulnerability is a missing authorization issue in Google Chrome on iOS. It allows a remote attacker to trick a user into visiting a crafted HTML page, potentially gaining access to sensitive information. The attack relies on social engineering to exploit the flaw.

Detection Guidance

This vulnerability involves missing authorization in Google Chrome on iOS, allowing attackers to access sensitive information via crafted HTML pages. Detection requires checking Chrome version on iOS devices. Ensure all devices run Chrome version 155.0.8059.39 or later. No specific network commands are available for detection as it depends on client-side application version.

Impact Analysis

An attacker could exploit this to steal sensitive data from your device, such as personal information or login credentials. The attack requires user interaction, like clicking a malicious link, but could lead to serious privacy breaches or identity theft.

Compliance Impact

This vulnerability could lead to unauthorized access to personal or health data, violating GDPR and HIPAA requirements. Organizations may face fines or legal consequences if such breaches occur due to inadequate security measures.

Mitigation Strategies

Update Google Chrome on iOS to version 155.0.8059.39 or later to address the missing authorization issue.

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