CVE-2026-103624: Use after free in Contextual Tasks

Q: Who is exposed to this issue?

Windows users running Google Chrome before version 154.0.8037.97 are affected. Exploitation requires that the renderer process has already been compromised.

Q: What does an attacker need to do to exploit it?

The attacker needs a compromised renderer process and a crafted HTML page. Successful exploitation could allow arbitrary code execution outside the Chrome sandbox.

Q: How can I determine whether remediation is needed?

Check the installed Google Chrome version on Windows. Versions earlier than 154.0.8037.97 require updating.

Published Sep 15, 2026

Updated

Use after free in Contextual Tasks in Google Chrome on on Windows prior to 154.0.8037.97 allowed a remote attacker who had compromised the renderer process to potentially execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: High)

Credit

xuanocto1221

Affected Software

2 affected componentsFixes available

Google Chrome<154.0.8037.97

154.0.8037.97

Remediation

Recommended actions to resolve this vulnerability, in priority order.

Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 154.0.8037.97

Event History

Sep 15, 2026

CVE Published

12:00 AM

Data Sourced

12:00 AM

SeverityWeaknessAffected Software

Oct 2, 2026

CVE Published

via MITRE·04:07 PM

Data Sourced

via MITRE·04:07 PM

DescriptionWeakness

Data Sourced

via NVD·04:16 PM

DescriptionWeakness

Parent advisories

This vulnerability appears in the following advisories.

6766445691312943866

Peer vulnerabilities

Found alongside the following vulnerabilities.

Frequently Asked Questions

Who is exposed to this issue?

Windows users running Google Chrome before version 154.0.8037.97 are affected. Exploitation requires that the renderer process has already been compromised.

What does an attacker need to do to exploit it?

The attacker needs a compromised renderer process and a crafted HTML page. Successful exploitation could allow arbitrary code execution outside the Chrome sandbox.

How can I determine whether remediation is needed?

Check the installed Google Chrome version on Windows. Versions earlier than 154.0.8037.97 require updating.

CVE-2026-103624: Use after free in Contextual Tasks

Credit

Affected Software

Remediation

Event History

Parent advisories

Peer vulnerabilities

Frequently Asked Questions

Who is exposed to this issue?

What does an attacker need to do to exploit it?

How can I determine whether remediation is needed?

Company

Resources

Contact

Frequently Asked Questions

Who is exposed to this issue?

What does an attacker need to do to exploit it?

How can I determine whether remediation is needed?