# CVE-2026-79734: Dell Secure Connect Gateway improper certificate validation

Source: https://junglewise.ai/threats/cve-2026-79734-dell-secure-connect-gateway-improper-certificate-validation  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-09-07. Updated: 2026-09-26  
License: CC BY 4.0 with a link back

CVE-2026-79734 · Severity: medium · CVSS 5.9 · Published 2026-09-07

Dell Secure Connect Gateway is a network access control appliance and application used to secure remote connections to corporate networks. An improper certificate validation flaw allows unauthenticated remote attackers to bypass security protections, potentially intercepting or manipulating traffic and gaining unauthorized access to protected systems.

Technologies: [Dell Secure Connect Gateway](https://junglewise.ai/threats/technologies/secure-connect-gateway). Vendors: [Dell](https://junglewise.ai/threats/vendors/dell).

## Quick answers

**Is CVE-2026-79734 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-79734 being exploited in the wild.

**How severe is CVE-2026-79734?** Medium severity, with a CVSS score of 5.9, published 7 September 2026.

**Which products and versions are affected?** Dell Secure Connect Gateway 5.0 Application prior to 5.36.00.00.

**Is there a fix for CVE-2026-79734?** No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.

**How is CVE-2026-79734 attacked?** It is attacked over the network, in a network appliance.

**Am I affected by CVE-2026-79734?** Check whether you run Dell Secure Connect Gateway 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

CVE-2026-79734 is an improper certificate validation vulnerability in Dell SCG 5.0. An unauthenticated attacker with network access can exploit this to bypass the application's certificate verification mechanism, leading to protection mechanism bypass. The vulnerability affects SCG 5.0 Appliance versions prior to 5.36.00.16 and SCG 5.0 Application versions prior to 5.36.00.00. No special privileges or user interaction are required; the attack can be performed remotely over the network. Patches are available in version 5.36.00.16 (Appliance) and 5.36.00.00 (Application).

## Affected products

- Dell Secure Connect Gateway 5.0 Appliance prior to 5.36.00.16
- Dell Secure Connect Gateway 5.0 Application prior to 5.36.00.00

## Timeline

- 2026-09-07: disclosed: CVE-2026-79734 published on NVD
- 2026-09-07: advisory: Dell DSA-2026-382 security update released

## References

- [https://www.dell.com/support/kbdoc/en-in/000503426/dsa-2026-382-security-update-for-dell-secure-connect-gateway-virtual-edition-multiple-vulnerabilities?msockid=3021cac2195069ed3194ddad186a68f9](https://www.dell.com/support/kbdoc/en-in/000503426/dsa-2026-382-security-update-for-dell-secure-connect-gateway-virtual-edition-multiple-vulnerabilities?msockid=3021cac2195069ed3194ddad186a68f9)

## Related threats

- [Dell Secure Connect Gateway improper certificate validation](https://junglewise.ai/threats/cve-2026-79732-dell-secure-connect-gateway-improper-certificate-validation)
- [Dell Secure Connect Gateway improper output encoding](https://junglewise.ai/threats/cve-2026-79952-dell-secure-connect-gateway-improper-output-encoding)
- [Dell Secure Connect Gateway hard-coded credentials vulnerability](https://junglewise.ai/threats/cve-2026-79740-dell-secure-connect-gateway-hard-coded-credentials-vulnerability)
- [Dell Secure Connect Gateway hard-coded cryptographic key](https://junglewise.ai/threats/cve-2026-78481-dell-secure-connect-gateway-hard-coded-cryptographic-key)
- [Dell Secure Connect Gateway relative path traversal to RCE](https://junglewise.ai/threats/cve-2026-80130-dell-secure-connect-gateway-relative-path-traversal-to-rce)