Dell DCU <=v5.7.1 Improper Link Resolution -> Priv Escalation
CVE-2026-56796 Published on August 19, 2026

Dell Command Update (DCU), versions prior to 5.7.1, contain an Improper Link Resolution Before File Access ('Link Following') vulnerability. A low privileged attacker with local access could potentially exploit this vulnerability, leading to Elevation of Privileges.

Vendor Advisory NVD

Vulnerability Analysis

CVE-2026-56796 is exploitable with local system access, and requires small amount of user privileges. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have a small impact on confidentiality, a high impact on integrity, and a small impact on availability.

Attack Vector:
LOCAL
Attack Complexity:
LOW
Privileges Required:
LOW
User Interaction:
NONE
Scope:
UNCHANGED
Confidentiality Impact:
LOW
Integrity Impact:
HIGH
Availability Impact:
LOW

Weakness Type

What is an insecure temporary file Vulnerability?

The software attempts to access a file based on the filename, but it does not properly prevent that filename from identifying a link or shortcut that resolves to an unintended resource.

CVE-2026-56796 has been classified to as an insecure temporary file vulnerability or weakness.


Products Associated with CVE-2026-56796

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Affected Versions

Dell Command Update (DCU):