CVE-2026-106393: Use after free in Storage

Published Oct 6, 2026
·
Updated

Chromium CVE-2026-106393: 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 Storage in Google Chrome prior to 155.0.8059.39 allowed a remote attacker who had compromised the renderer process to execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: High)

— NVD

Credit

[Xinyang Ge ] on 2026-09-10

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 20, 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

Which Chrome installations need to be updated?

Google Chrome versions earlier than 155.0.8059.39 are affected. Updating to 155.0.8059.39 or later addresses the affected version range stated here.

2

What must an attacker achieve to exploit this issue?

The attacker must first compromise the Chrome renderer process. They can then use a crafted HTML page to execute arbitrary code outside Chrome's sandbox.

3

Does exploitation require user interaction or prior authentication?

The CVSS vector indicates no attacker privileges are required, but user interaction is required. Exploitation is network-reachable and has high attack complexity.

Company

Resources

Contact

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