CVE-2026-106409

Analyzed Analyzed - Analysis Complete

Incorrect Reference Resolution in WebAppInstalls in Google Chrome on Mac

Publication date: 2026-10-06

Last updated on: 2026-10-07

Assigner: Chrome

Description

Incorrect reference resolution in WebAppInstalls in Google Chrome on on Mac prior to 155.0.8059.39 allowed a remote attacker who had compromised the renderer process to execute arbitrary code outside the sandbox via crafted network traffic. (Chromium security severity: Medium)

CVSS Scores

EPSS Scores

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Meta Information

Published

2026-10-06

Last Modified

2026-10-07

Generated

2026-10-19

AI Q&A

2026-10-07

EPSS Evaluated

2026-10-18

NVD

CVE-2026-106409

EUVD

EUVD-2026-93587

Affected Vendors & Products

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

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-706	The product uses a name or reference to access a resource, but the name/reference resolves to a resource that is outside of the intended control sphere.

Attack-Flow Graph

Executive Summary

This vulnerability involves incorrect reference resolution in WebAppInstalls in Google Chrome on Mac. It allows a remote attacker who has compromised the renderer process to execute arbitrary code outside the sandbox through crafted network traffic.

Detection Guidance

This vulnerability involves incorrect reference resolution in Google Chrome's WebAppInstalls component. Detection primarily requires checking the installed Chrome version and monitoring for suspicious renderer process activity. Use 'google-chrome --version' to check the installed version. If the version is below 155.0.8059.39, the system is vulnerable. Additionally, inspect network traffic for unusual patterns that may indicate exploitation attempts.

Impact Analysis

An attacker could exploit this to run malicious code on your system, potentially stealing data, installing malware, or taking control of your device. This is especially risky if you use Chrome for sensitive activities.

Compliance Impact

This vulnerability could lead to unauthorized access to sensitive data, violating GDPR and HIPAA requirements for data protection and confidentiality. Organizations may face legal penalties if exploited.

Mitigation Strategies

Update Google Chrome to version 155.0.8059.39 or later to address the vulnerability. Disable automatic updates temporarily if needed until the update is applied.

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