Improper Certificate Validation in Dell SCG Appliance and Application
CVE-2026-78491

8.2HIGH

Key Information:

Vendor

Dell
Status
Secure Connect Gateway 5.0 - Application
Secure Connect Gateway 5.0 - Appliance
Vendor
CVE Published:
9 September 2026

What is CVE-2026-78491?

The Dell SCG 5.0 Appliance and Application are affected by an improper certificate validation issue. This vulnerability allows an unauthenticated attacker with remote access to exploit the system, potentially leading to unauthorized access. It is crucial for users to update to versions 5.36.00.16 or later for appliances and 5.36.00.00 or later for applications to mitigate the risk associated with this vulnerability.

Affected Version(s)

Secure Connect Gateway 5.0 - Appliance 0 < 5.36.00.16 or later

Secure Connect Gateway 5.0 - Application 0 < 5.36.00.00 or later

References

https://www.dell.com/support/kbdoc/en-in/000503426/dsa-20...
vendor-advisory

CVSS V3.1

Score:
8.2
Severity:
HIGH
Confidentiality:
None
Integrity:
Low
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.