CVE-2026-56797: Race Condition

Published Aug 19, 2026
·
Updated

Dell Command Update (DCU), versions prior to 5.7.1, a Time-of-check Time-of-use (TOCTOU) Race Condition vulnerability. A low privileged attacker with local access could potentially exploit this vulnerability, leading to Elevation of Privileges.

Affected Software

1 affected component
Dell Dell Command Update (DCU)<5.7.1

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade Dell Command Update (DCU) to a version that resolves this vulnerability.

    Fixed in 5.7.1

Event History

Aug 19, 2026
CVE Published
via MITRE·02:51 PM
Data Sourced
via MITRE·02:51 PM
DescriptionSeverityWeakness

Frequently Asked Questions

1

Who is exposed to this vulnerability?

Systems running Dell Command Update versions earlier than 5.7.1 are affected. Exploitation requires local access and low-privileged access on the target system.

2

What does an attacker need to exploit it?

An attacker must already be able to run with low privileges locally and must induce a time-of-check/time-of-use race condition. User interaction is also required according to the published attack vector.

3

What is the potential impact if exploitation succeeds?

Successful exploitation could allow elevation of privileges. The published severity vector indicates potential high impact to confidentiality, integrity, and availability.

4

How can I determine whether my system is affected?

Check the installed Dell Command Update version. Versions prior to 5.7.1 are affected.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203