# CVE-2026-78484: Dell Secure Connect Gateway OS command injection

Source: https://junglewise.ai/threats/cve-2026-78484-dell-secure-connect-gateway-os-command-injection  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-09-09. Updated: 2026-09-26  
License: CC BY 4.0 with a link back

CVE-2026-78484 · Severity: medium · CVSS 5.5 · Published 2026-09-09

Dell Secure Connect Gateway (SCG) is a network security appliance that manages remote access for enterprise organizations. A low-privileged local attacker can inject arbitrary operating system commands through improper input validation, potentially executing arbitrary code with elevated privileges on the gateway.

Technologies: [Dell Secure Connect Gateway 5.0 Appliance](https://junglewise.ai/threats/technologies/secure-connect-gateway-5-0-appliance), [Dell Secure Connect Gateway 5.0 Application](https://junglewise.ai/threats/technologies/secure-connect-gateway-5-0-application). Vendors: [Dell](https://junglewise.ai/threats/vendors/dell).

## Quick answers

**Is CVE-2026-78484 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-78484 being exploited in the wild.

**How severe is CVE-2026-78484?** Medium severity, with a CVSS score of 5.5, published 9 September 2026.

**Which products and versions are affected?** 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.

**Is there a fix for CVE-2026-78484?** A patch was published on 2026-09-09: Patches available: Appliance 5.36.00.16, Application 5.36.00.00 Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

**How is CVE-2026-78484 attacked?** It is attacked with local access, in a network appliance.

**Am I affected by CVE-2026-78484?** Check whether you run Dell Secure Connect Gateway 5.0 Appliance or Dell Secure Connect Gateway 5.0 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

The vulnerability is an OS command injection flaw (CWE-78) in Dell SCG 5.0 Appliance versions prior to 5.36.00.16 and Application versions prior to 5.36.00.00. The root cause is improper neutralization of special characters in user-supplied input before passing it to an OS command execution function. Exploitation requires local access and low privilege credentials. A successful exploit allows the attacker to execute arbitrary commands on the host system, potentially achieving full system compromise. 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

- 2026-09-09: disclosed: Advisory published by Dell (DSA-2026-382)
- 2026-09-09: patched: Patches available: Appliance 5.36.00.16, Application 5.36.00.00

## References

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

## Related threats

- [Dell SCG 5.0 cross-site scripting in alternate XSS syntax](https://junglewise.ai/threats/cve-2026-79946-dell-scg-5-0-cross-site-scripting-in-alternate-xss-syntax)
- [Dell Secure Connect Gateway command injection vulnerability](https://junglewise.ai/threats/cve-2026-79741-dell-secure-connect-gateway-command-injection-vulnerability)
- [Dell Secure Connect Gateway command injection](https://junglewise.ai/threats/cve-2026-79941-dell-secure-connect-gateway-command-injection)
- [Dell Secure Connect Gateway improper neutralization of escape sequences](https://junglewise.ai/threats/cve-2026-79964-dell-secure-connect-gateway-improper-neutralization-of-escape)
- [Dell Secure Connect Gateway hard-coded credentials vulnerability](https://junglewise.ai/threats/cve-2026-79738-dell-secure-connect-gateway-hard-coded-credentials-vulnerability)