CVE-2026-79728: CWE-23: Relative Path Traversal in Dell Secure Connect Gateway 5.0 - Application

CVE-2026-79728 is a Relative Path Traversal vulnerability (CWE-23) affecting Dell Secure Connect Gateway 5.0 Appliance versions before 5.36.00.16 and Application versions before 5.36.00.00. An unauthenticated attacker with remote access could exploit this vulnerability to gain unauthorized filesystem access. The CVSS 3.1 base score is 6.5, reflecting network attack vector, high attack complexity, no privileges required, no user interaction, unchanged scope, low confidentiality impact, high integrity impact, and no availability impact.

Successful exploitation could allow an unauthenticated remote attacker to access files on the affected system's filesystem, potentially leading to unauthorized modification of data (high integrity impact). Confidentiality impact is low, and availability is not affected. There are no known exploits in the wild at this time.

A fix is available in Dell Secure Connect Gateway versions 5.36.00.16 (Appliance) and 5.36.00.00 (Application) or later. Users should upgrade to these versions to remediate the vulnerability. Patch status is confirmed by the version information provided. No additional vendor advisory content was provided, so check Dell's official security advisories for the latest remediation guidance.