CVE-2026-79971 Cross-site scripting in Secure Connect Gateway 5.0 - Appliance

Medium 5.3 Published 9 Sep 2026 Updated 14 Sep 2026

Unauthenticated remote attackers can inject scripts via improper sanitization in Dell Secure Connect Gateway, potentially executing code or bypassing security controls.

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-2026-79971?

CVE-2026-79971 is a medium-severity cross-site scripting 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 an Improper Sanitization of Custom Special Characters vulnerability. An unauthenticated attacker with remote access could potentially exploit this vulnerability, leading to script injection.

Weakness: CWE-1236

Which versions are affected by CVE-2026-79971?

It affects 1 product.

Products include Dell Secure Connect Gateway.

How do I fix CVE-2026-79971?

No fix has been published for CVE-2026-79971 yet. Limit exposure of the affected software until one is available.

Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.

Is CVE-2026-79971 being exploited?

There is no known exploitation of CVE-2026-79971 in the wild and no public exploit code.

All Dell Secure Connect Gateway vulnerabilities

Sources

Also known as GHSA-pg7g-85p4-wj72.