CVE-2026-80128 Auth bypass in Secure Connect Gateway 5.0 - Appliance

Medium 6.4 Published 7 Sep 2026 Updated 8 Sep 2026

A low-privileged remote attacker can bypass authentication protections in Dell Secure Connect Gateway, requiring an upgrade to secure versions.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2026-80128?

CVE-2026-80128 is a medium-severity authentication bypass vulnerability in Dell Secure Connect Gateway, published on 7 Sep 2026. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

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 an Improper Authentication vulnerability. A low privileged attacker with remote access could potentially exploit this vulnerability, leading to protection mechanism bypass.

Weakness: CWE-287

Which versions are affected by CVE-2026-80128?

It affects 1 product.

Products include Dell Secure Connect Gateway.

How do I fix CVE-2026-80128?

No fix has been published for CVE-2026-80128 yet. Limit exposure of the affected software until one is available.

Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.

Is CVE-2026-80128 being exploited?

There is no known exploitation of CVE-2026-80128 in the wild and no public exploit code.

All Dell Secure Connect Gateway vulnerabilities

Sources

Also known as GHSA-34v9-3m54-fh88.