CVE-2026-106301: Confused deputy in Contextual Tasks on 2026-06-13

Published Oct 6, 2026
·
Updated

Chromium CVE-2026-106301: Confused deputy

Other sources

Confused deputy in Contextual Tasks in Google Chrome prior to 155.0.8059.39 allowed a remote attacker who had compromised the renderer process to bypass system access restrictions into a privileged page via a crafted HTML page. (Chromium security severity: Medium)

— NVD

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

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·07:17 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

Who is exposed to this issue?

Google Chrome installations running versions earlier than 155.0.8059.39 are affected. Exploitation requires that the attacker has already compromised Chrome's renderer process.

2

What could an attacker do after exploiting this vulnerability?

A compromised renderer could use a crafted HTML page to bypass system access restrictions and access a privileged page.

3

How can I remediate the issue?

Update Google Chrome to version 155.0.8059.39 or later.

Company

Resources

Contact

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