CVE-2026-106358: Critical Use after free in Navigation

Published Oct 6, 2026
·
Updated

Chromium CVE-2026-106358: Use after free

Other sources

This CVE was assigned by Chrome. Microsoft Edge (Chromium-based) ingests Chromium, which addresses this vulnerability. Please see Google Chrome Releases for more information.

— Microsoft

Use after free in Navigation 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: Critical)

— MITRE

Affected Software

2 affected componentsFixes available
Google Chrome<155.0.8059.39
Microsoft Edge (Chromium-based)<155.0.4283.45
155.0.4283.45

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 155.0.4283.45
  2. Upgrade

    Upgrade Google Chrome to a version that resolves this vulnerability.

    Fixed in 155.0.8059.39

Event History

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
Oct 16, 2026
Data Sourced
via Microsoft·02:00 PM
DescriptionSeverityWeaknessAffected Software
Oct 26, 2026
Data Sourced
12:00 AM
SeverityWeakness

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?

Google Chrome installations running versions earlier than 155.0.8059.39 are affected. Exploitation can be initiated remotely through a crafted HTML page.

2

What does an attacker need to exploit it?

The CVSS vector indicates network-based exploitation with low attack complexity and no attacker privileges required. User interaction is required, consistent with a victim being induced to load a crafted HTML page.

3

What is the potential impact of successful exploitation?

A successful exploit may allow arbitrary code execution outside the Chrome sandbox. The CVSS score indicates high potential impact to confidentiality, integrity, and availability.

4

How can I determine whether a system needs remediation?

Check the installed Google Chrome version. Systems running a version earlier than 155.0.8059.39 need to be updated.

Company

Resources

Contact

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