CVE-2026-79736: Dell Secure Connect Gateway improper certificate validation

CVE-2026-79736 · Severity: low · CVSS 3.7 · Published 2026-09-09

Dell Secure Connect Gateway is a secure remote access appliance used to provide VPN and secure connectivity to corporate networks. An improper certificate validation vulnerability allows unauthenticated remote attackers to bypass security controls and gain unauthorized access to the system, potentially compromising the integrity of connections and enabling man-in-the-middle attacks.

Technologies: Dell Secure Connect Gateway Appliance, Dell Secure Connect Gateway Application. Vendors: Dell.

Quick answers

Is CVE-2026-79736 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2026-79736 being exploited in the wild.
How severe is CVE-2026-79736?
Low severity, with a CVSS score of 3.7, published 9 September 2026.
Which products and versions are affected?
Dell Secure Connect Gateway Appliance prior to 5.36.00.16; Dell Secure Connect Gateway Application prior to 5.36.00.00.
Is there a fix for CVE-2026-79736?
A patch was published on 2026-09-09: Patches available in versions 5.36.00.16 (appliance) and 5.36.00.00 (application) Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
How is CVE-2026-79736 attacked?
It is attacked over the network, in a network appliance.
Am I affected by CVE-2026-79736?
Check whether you run Dell Secure Connect Gateway Appliance or Dell Secure Connect Gateway Application at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

Technical details

This vulnerability is an improper certificate validation flaw in Dell Secure Connect Gateway (SCG) versions 5.0 prior to 5.36.00.16 (appliance) and 5.36.00.00 (application). An unauthenticated attacker with network access can exploit this by bypassing SSL/TLS certificate validation controls, enabling potential man-in-the-middle attacks or session hijacking. The vulnerability requires no user interaction or authentication, though exploit complexity is listed as high. Attackers can achieve unauthorized access to the system. Patches are available in SCG 5.36.00.16 (appliance) and 5.36.00.00 (application).

Affected products

  • Dell Secure Connect Gateway Appliance prior to 5.36.00.16
  • Dell Secure Connect Gateway Application prior to 5.36.00.00

Timeline

  • 2026-09-09: disclosed: Published in DSA-2026-382 security advisory
  • 2026-09-09: patched: Patches available in versions 5.36.00.16 (appliance) and 5.36.00.00 (application)

References

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