CVE-2026-106420: Incorrect calculation in API

Published Jan 21, 2026
·
Updated

Incorrect calculation in API in Google Chrome on on Windows prior to 155.0.8059.39 allowed a remote attacker leveraging social engineering to spoof UI elements via a crafted Chrome extension. (Chromium security severity: Medium)

Credit

Luan Herrera@@lbherrera_

Affected Software

3 affected componentsFixes available
Google Chrome<155.0.8059.39
155.0.8059.39
All of the following
Google Chrome<155.0.8059.39
Microsoft Windows

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

Jan 21, 2026
CVE Published
12:00 AM
Data Sourced
12:00 AM
WeaknessAffected Software
Oct 6, 2026
CVE Published
via MITRE·06:41 PM
Data Sourced
via MITRE·06:41 PM
DescriptionWeakness
Data Sourced
via NVD·07:18 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 issue?

Users running Google Chrome on Windows before version 155.0.8059.39 are affected. Exploitation involves a crafted Chrome extension and social engineering.

2

What does an attacker need to exploit it?

The attacker must persuade a user to interact with a crafted Chrome extension. The CVSS vector indicates the attack can be delivered remotely, requires no prior privileges, and requires user interaction.

3

What is the potential impact?

A successful attack may allow spoofing of UI elements. The reported CVSS metrics indicate low confidentiality impact and low availability impact, with no integrity impact.

4

How can I remediate this issue?

Update Google Chrome on Windows to version 155.0.8059.39 or later.

Company

Resources

Contact

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