What is CVE-2026-78480?

CVE-2026-78480 is a high-severity vulnerability in Dell Secure Connect Gateway 5.0 - Appliance, classified under Missing Authentication for Critical Function. CVSS score: 7.5/10. Published 2026-09-07.

How severe is CVE-2026-78480?

High severity. CVSS v3 base score is 7.5 out of 10.

Auth bypass in Dell Secure Connect Gateway 5.0 - Appliance

CVE-2026-78480

Dell SCG 5.0 Appliance versions prior to 5.36.00.16 and Dell SCG 5.0 Application versions prior to 5.36.00.00, contains a Missing Authentication for Critical Function vulnerability. An unauthenticated attacker with remote access could potentially exploit this vulnerability, leading to unauthorized access.

Vulnerability class: Broken Authentication

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Weakness classification (CWE)

CWE-306 — Missing Authentication for Critical Function

References

security_alert@emc.com (vendor-advisory)

Frequently asked questions

What is CVE-2026-78480?: CVE-2026-78480 is a high-severity vulnerability in Dell Secure Connect Gateway 5.0 - Appliance, classified under Missing Authentication for Critical Function. CVSS score: 7.5/10. Published 2026-09-07.
How severe is CVE-2026-78480?: High severity. CVSS v3 base score is 7.5 out of 10.