CVE-2026-106227: Use after free in Core

Published Sep 15, 2026
·
Updated

Use after free in Core in Google Chrome prior to 155.0.8059.39 allowed a remote attacker to execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: High)

Credit

Google

Affected Software

2 affected componentsFixes available
Google Chrome<155.0.8059.39
155.0.8059.39
Google Chrome<155.0.8059.39

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 155.0.8059.39

Event History

Sep 15, 2026
CVE Published
12:00 AM
Data Sourced
12:00 AM
SeverityWeaknessAffected Software
Oct 6, 2026
CVE Published
via MITRE·06:41 PM
Data Sourced
via MITRE·06:41 PM
DescriptionWeakness
Data Sourced
via NVD·07:17 PM
DescriptionSeverityWeaknessAffected Software

Parent advisories

This vulnerability appears in the following advisories.

Peer vulnerabilities

Found alongside the following vulnerabilities.

Frequently Asked Questions

1

Who is exposed to this vulnerability?

Users of Google Chrome versions earlier than 155.0.8059.39 are affected. Exploitation can be triggered remotely through a crafted HTML page, so users who browse attacker-controlled or compromised web content are in scope.

2

Does exploitation require authentication or user interaction?

The CVSS vector indicates no privileges are required by the attacker, but user interaction is required. The described delivery method is a crafted HTML page, which implies the victim must interact with attacker-provided web content.

3

What is the impact if exploitation succeeds?

A remote attacker could execute arbitrary code outside Chrome's sandbox. The CVSS assessment indicates high impacts to confidentiality, integrity, and availability.

4

What should be done to remediate the issue?

Update Google Chrome to version 155.0.8059.39 or later. The provided information does not describe an alternative mitigation for systems that cannot yet be updated.

Company

Resources

Contact

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