CVE-2026-106357: Use after free in WebRTC on 2026-09-28

Published Oct 6, 2026
·
Updated

Chromium CVE-2026-106357: 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 WebRTC in Google Chrome prior to 155.0.8059.39 allowed a remote attacker to execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: High)

— 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 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

What does an attacker need to exploit this issue?

The attacker needs to persuade a user to interact with a crafted HTML page. The CVSS vector indicates the attack can be delivered over the network without prior privileges, but requires user interaction.

2

Which Chrome versions are affected?

Google Chrome versions prior to 155.0.8059.39 are affected. Updating to 155.0.8059.39 or later addresses the affected version range described.

3

What level of access could successful exploitation provide?

Successful exploitation could allow arbitrary code execution inside the Chrome sandbox. The reported CVSS impacts include high confidentiality, integrity, and availability impact.

Company

Resources

Contact

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