CVE-2026-79730 Race condition in Secure Connect Gateway 5.0 - Appliance

Medium 5.6 Published 9 Sep 2026 Updated 14 Sep 2026

An unauthenticated remote attacker can exploit a race condition in Dell Secure Connect Gateway to cause a denial of service.

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

What is CVE-2026-79730?

CVE-2026-79730 is a medium-severity vulnerability in Dell Secure Connect Gateway, published on 9 Sep 2026. An attacker can exploit it over the internet without logging in, 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 a Time-of-check Time-of-use (TOCTOU) Race Condition vulnerability. An unauthenticated attacker with remote access could potentially exploit this vulnerability, leading to denial of service.

Weakness: CWE-367

Which versions are affected by CVE-2026-79730?

It affects 1 product.

Products include Dell Secure Connect Gateway.

How do I fix CVE-2026-79730?

No fix has been published for CVE-2026-79730 yet. Limit exposure of the affected software until one is available.

Is CVE-2026-79730 being exploited?

There is no known exploitation of CVE-2026-79730 in the wild and no public exploit code.

All Dell Secure Connect Gateway vulnerabilities

Sources

Also known as GHSA-38j3-mqfh-x878.